RBSE Class 12 Science Blueprint 2026-27 | कक्षा 12 विज्ञान नील पत्र

📅 Friday, 18 September 2026 📖 पढ़ रहे हैं...
RBSE SESSION 2026-27

कक्षा 12 विज्ञान नील पत्र 2026-27: Physics, Chemistry, Biology और Mathematics का अध्यायवार अंकभार

राजस्थान माध्यमिक शिक्षा बोर्ड, अजमेर के कक्षा 12 पाठ्यक्रम 2026-27 के आधार पर परीक्षा योजना, अध्यायवार अंक-वितरण, प्रायोगिक परीक्षा और उपयोगी अध्ययन सामग्री की सत्यापित गाइड।

56बोर्ड पेपर
14सत्रांक
30प्रायोगिक
100कुल अंक
सबसे महत्वपूर्ण: Physics, Chemistry और Biology में 70 अंक के सैद्धांतिक भाग का विभाजन 56 अंक प्रश्नपत्र + 14 सत्रांक है। अलग से 30 अंक की प्रायोगिक परीक्षा होती है।

RBSE कक्षा 12 विज्ञान परीक्षा योजना 2026-27

विषयप्रश्नपत्रसत्रांकप्रायोगिक/आंतरिककुलसमय
भौतिकी (कोड 40)561430 प्रायोगिक1003:15 घंटे; Practical 4 घंटे
रसायन विज्ञान (कोड 41)561430 प्रायोगिक1003:15 घंटे; Practical निर्धारित अवधि
जीव विज्ञान (कोड 42)561430 प्रायोगिक1003:15 घंटे; Practical 4 घंटे
गणित (कोड 15)80201003:15 घंटे
हिंदी अनिवार्य (कोड 01)80201003:15 घंटे
अंग्रेजी अनिवार्य (कोड 02)80201003:15 घंटे

ध्यान दें: Biology और Mathematics विद्यार्थी के विषय-संयोजन के अनुसार होते हैं। इन्हें हर विज्ञान विद्यार्थी के लिए एक साथ अनिवार्य न समझें।

भौतिकी (Physics) — विषय कोड 40

भौतिकी के लिखित प्रश्नपत्र में 14 अध्यायों से कुल 56 अंक निर्धारित हैं। सर्वाधिक अंक प्रकाशिकी और Electronic Devices क्षेत्र से आते हैं।

इकाई/अध्यायअंक
1. वैद्युत आवेश तथा क्षेत्र (Electric Charges and Fields)4
2. स्थिरवैद्युत विभव तथा धारिता (Electrostatic Potential and Capacitance)3
3. विद्युत धारा (Current Electricity)3
4. गतिमान आवेश और चुंबकत्व (Moving Charges and Magnetism)5
5. चुंबकत्व एवं द्रव्य (Magnetism and Matter)3
6. वैद्युतचुंबकीय प्रेरण (Electromagnetic Induction)4
7. प्रत्यावर्ती धारा (Alternating Current)5
8. वैद्युतचुंबकीय तरंगें (Electromagnetic Waves)2
9. किरण प्रकाशिकी एवं प्रकाशिक यंत्र6
10. तरंग प्रकाशिकी (Wave Optics)5
11. विकिरण तथा द्रव्य की द्वैत प्रकृति4
12. परमाणु (Atoms)4
13. नाभिक (Nuclei)2
14. अर्धचालक इलेक्ट्रॉनिकी: पदार्थ, युक्तियाँ तथा सरल परिपथ6
कुल56
Priority: अध्याय 9 और 14 (6-6 अंक), फिर अध्याय 4, 7 और 10 (5-5 अंक)। इसका अर्थ कम अंक वाले अध्याय छोड़ना नहीं है; 2–4 अंक वाले अध्याय तेज revision में scoring बनते हैं।

रसायन विज्ञान (Chemistry) — विषय कोड 41

2026-27 के आधिकारिक पाठ्यक्रम में 10 अध्याय हैं। पुराने पाठ्यक्रम के Solid State, Surface Chemistry, p-Block, Metallurgy और Polymers को इस सूची में न जोड़ें।

अध्यायअंक
1. विलयन (Solutions)6
2. वैद्युतरसायन (Electrochemistry)6
3. रासायनिक बलगतिकी (Chemical Kinetics)6
4. d- एवं f-ब्लॉक के तत्व5
5. उपसहसंयोजन यौगिक (Coordination Compounds)5
6. हैलोएल्केन तथा हैलोएरीन6
7. ऐल्कोहॉल, फीनॉल एवं ईथर6
8. ऐल्डिहाइड, कीटोन एवं कार्बोक्सिलिक अम्ल7
9. ऐमीन (Amines)5
10. जैव-अणु (Biomolecules)4
कुल56
Priority: 7 अंक वाला Carbonyl chapter पहले मजबूत करें। 6 अंक वाले छह अध्याय मिलकर पेपर का बड़ा भाग बनाते हैं; Physical Chemistry में formula practice और Organic Chemistry में reaction map साथ-साथ चलाएँ।

जीव विज्ञान (Biology) — विषय कोड 42

जीव विज्ञान में 13 अध्याय और कुल 56 अंक हैं। Genetics, Human Welfare, Biotechnology और Ecology सभी को संतुलित रूप से पढ़ना आवश्यक है।

इकाई/अध्यायअंक
1. पुष्पी पादपों में लैंगिक प्रजनन5
2. मानव जनन4
3. जनन स्वास्थ्य2
4. वंशागति तथा विविधता के सिद्धांत5
5. वंशागति के आणविक आधार6
6. विकास (Evolution)3
7. मानव स्वास्थ्य एवं रोग6
8. मानव कल्याण में सूक्ष्मजीव5
9. जैव प्रौद्योगिकी: सिद्धांत एवं प्रक्रम4
10. जैव प्रौद्योगिकी एवं उसके उपयोग4
11. जीव और समष्टियाँ4
12. पारितंत्र (Ecosystem)5
13. जैव विविधता एवं संरक्षण3
कुल56
Priority: Molecular Basis of Inheritance और Human Health and Disease 6-6 अंक के हैं। NCERT diagrams, scientific terms और प्रक्रिया-क्रम को लिखकर याद करें।

गणित (Mathematics) — विषय कोड 15

गणित में 80 अंक का प्रश्नपत्र और 20 सत्रांक हैं। Calculus अकेले 35 अंक का है, इसलिए इसे तैयारी का केंद्रीय भाग रखना चाहिए।

इकाईअंकअध्यायवार विभाजन
Relations and Functions8Relations & Functions 3; Inverse Trigonometric Functions 5
Algebra10Matrices 5; Determinants 5
Calculus35Continuity & Differentiability 8; Applications of Derivatives 5; Integrals 12; Applications of Integrals 4; Differential Equations 6
Vectors and 3D Geometry14Vectors 6; Three-dimensional Geometry 8
Linear Programming5Graphical method, feasible region, optimal solution
Probability8Conditional probability, Bayes theorem आदि
कुल80

अनिवार्य भाषा विषय: हिंदी और अंग्रेजी

हिंदी अनिवार्य — कोड 01

  • अपठित बोध: 8 अंक
  • रचनात्मक लेखन: 22 अंक
  • व्यावहारिक व्याकरण: 8 अंक
  • आरोह भाग 2: 31 अंक
  • वितान भाग 2: 11 अंक

English Compulsory — Code 02

  • Reading Skills: 22 marks
  • Creative Writing & Grammar: 18 marks
  • Flamingo: 29 marks
  • Vistas: 11 marks

English grammar की बुनियाद मजबूत करने के लिए Articles A, An, The और Parts of Speech हिंदी में पढ़ सकते हैं। ये सहायक सामग्री है; बोर्ड का निर्धारित पाठ्यक्रम ऊपर दिया गया है।

30 अंकों की प्रायोगिक परीक्षा

Physics Practical

प्रयोग, activities, practical record और viva की तैयारी करें। प्रयोग के सिद्धांत, circuit/diagram, observation table, calculation और precautions स्पष्ट होने चाहिए।

Chemistry Practical

Titrimetric analysis 10, qualitative analysis 6, functional-group test/preparation/food tests 4, content-based experiment 5 तथा record व viva 5 अंक।

Biology Practical

Botany major 4, Zoology major 4, Botany minor 3, Zoology minor 3, spots 6, investigatory project 4, practical record 4 और viva 2 अंक।

सुरक्षित रणनीति

Record file समय पर पूर्ण करें, labelled diagrams का अभ्यास करें और हर experiment का उद्देश्य, सामग्री, विधि, परिणाम व सावधानियाँ बोलकर दोहराएँ।

अंकभार के अनुसार तैयारी कैसे करें?

  1. पहला चक्र: सभी अध्यायों की NCERT reading और class notes पूर्ण करें।
  2. दूसरा चक्र: अधिक अंक वाले अध्यायों के derivations, reactions, diagrams और long questions लिखकर हल करें।
  3. तीसरा चक्र: कम अंक वाले अध्यायों के definitions, formulae, MCQ और very-short answers मजबूत करें।
  4. हर सप्ताह: एक timed paper या sectional test और गलती-पत्रिका बनाएं।
  5. Practical: इसे अंत के लिए न छोड़ें; theory के साथ संबंधित experiment जोड़कर पढ़ें।
नीलपत्र का सही उपयोग: अंकभार priority तय करता है, प्रश्नों की निश्चित संख्या या उसी रूप में आने की गारंटी नहीं देता। किसी भी निर्धारित अध्याय को छोड़ना जोखिमपूर्ण है।

आधिकारिक नीलपत्र का Word-by-Word विषय-वस्तु

प्रस्तुति नियम: नीचे Board PDF में दिया official English syllabus बिना सार-संक्षेप और उसी wording में रखा गया है। केवल readability के लिए chapter-wise collapsible boxes बनाए गए हैं। ऊपर का हिंदी अंकभार इसका विद्यार्थी-अनुकूल सार है।

Physics — Official Text

Chapter 1 — Electric Charges and Fields
Chapter 1-ELECTRIC CHARGES AND FIELDS
INTRODUCTION, ELECTRIC CHARGE, CONDUCTORS AND INSULATORS, BASIC
PROPERTIES OF ELECTRIC CHARGE- (Additivity of charges, Charge is conserved, Quantisation
of Charge), COULOMB'S LAW, FORCES BETWEEN MULTIPLE CHARGES, ELECTRIC FIELD
- (Electric field due to a system of charges, Physical significance of electric field),
ELECTRIC FIELD LINES, ELECTRIC FLUX, ELECTRIC DIPOLE - (The field of an electric
dipole - i. For points on the axis (ⅱ) For points on the equatorial plane, Physical significance of
dipoles), DIPOLE IN A UNIFORM EXTERNAL FIELD, CONTINUOUS CHARGE
DISTRIBUTION, GAUSS'S LAW, APPLICATIONS OF GAUSS'S LAW - (Field due to an
infinitely long straight uniformly charged wire, Field due to a uniformly charged infinite plane sheet,
Field due to a uniformly charged thin spherical shell).
Chapter 2 — Electrostatic Potential and Capacitance
Chapter 2 - ELECTROSTATIC POTENTIAL AND CAPACITANCE
INTRODUCTION, ELECTROSTATIC POTENTIAL, POTENTIALDUE TO A POINT CHARGE,
POTENTIAL DUE TO AN ELECTRIC DIPOLE, POTENTIAL DUE TO A SYSTEM OF CHARGES,
EQUIPOTENTIAL SURFACES - (Relation between field and potential), POTENTIAL ENERGY OF A
SYSTEM OF CHARGES, POTENTIAL ENERGY IN AN EXTERNAL FIELD-(Potential energy of a single
charge, Potential energy of a system of two charges in an external field, Potential energy of a dipole in an
external field), ELECTROSTATICS OF CONDUCTORS-(Inside a conductor electrostatic fieldis zero, At the
surface of a charged conductor electrostatic field must be normal to the surface at every point, The interior of a
conductor can have no excess charge in the static situation, Electrostatic potential is constant throughout the
volume of the conductor and has the same value on its surface, Electric field at the surface of a charged
conductor, Electrostatic shielding), DIELECTRICS AND POLARISATION, CAPACITORS AND
CAPACITANCE, THE PARALLEL PLATE CAPACITOR, EFFECT OF DIELECTRIC ON CAPACITANCE,
COMBINATION OF CAPACITORS - (Capacitors in series, Capacitors in parallel), ENERGY STORED INA
CAPACITOR (only Formula).
Chapter 3 — Current Electricity
Chapter3-CURRENT ELECTRICITY
INTRODUCTION, ELECTRIC CURRENT, ELECTRIC CURRENTS IN CONDUCTORS, OHM'S LAW,
DRIFT OF ELECTRONS AND THE ORIGIN OF RESISTIVITY-(Mobility), LIMITATIONS OF OHM'S
LAW, RESISTIVITY OF VARIOUS MATERIALS, TEMPERATURE DEPENDENCE OF RESISTIVITY,
ELECTRICAL ENERGY- POWER, CELLS, EMF, INTERNAL RESISTANCE, CELLS IN SERIES AND IN
PARALLEL, KIRCHHOFF'S RULES, WHEATSTONE BRIDGE.
Chapter 4 — Moving Charges and Magnetism
Chapter 4- MOVING CHARGES AND MAGNETISM
INTRODUCTION, MAGNETIC FORCE - (Sources and fields, Magnetic Field - Lorentz Force, Magnetic
force on a current carrying conductor), MOTION IN A MAGNETIC FIELD, MAGNETIC FIELD DUE TO A
CURRENT ELEMENT - BIOT SAVART LAW, MAGNETIC FIELD ON THE AXIS OF A CIRGULAR
CURRENT LOOP, AMPERE'S CIRCUITAL LAW, THE SOLENOID, FORCE BETWEEN TWO
PARALLEL CURRENTS - THE AMPERE, TORQUE ON CURREN LOOP - MAGNETIC DIPOLE- (Torque
on a rectangular current loop in a uniform magnetic field, circular current loop as a magnetic dipole), THE
MOVING COIL GALVANOMETER.
Chapter 5 — Magnetism and Matter
Chapter 5- MAGNETISM AND MATTER
INTRODUCTION, THE BAR MAGNET - (The magnetic field lines, Bar magnet as an equivalent solenoid-
only qualitative study, The dipole in a uniform magnetic field, The electrostatic analog), MAGNETISM AND
GAUSS'S LAW, MAGNETISATION AND MAGNETIC INTENSITY, MAGNETIC PROPERTIES OF
MATERIALS -(Diamagnetism, Paramagnetism, Ferromagnetism).
Chapter 6 — Electromagnetic Induction
Chapter 6- ELECTROMAGNETIC INDUCTION
INTRODUCTION, THE EXPERIMENTS OF FARADAY AND HENRY, MAGNETIC FLUX, FARADAY'S
LAW OF INDUCTION, SLENZ'S LAW AND CONSERVATION OFENERGY, MOTIONAL
ELECTROMOTIVE FORCE, INDUCTANCE - (Mutual Inductance, self-Inductance),AC GENERATOR.
Chapter 7 — Alternating Current
Chapter 7-ALTERNATING CURRENT
INTRODUCTION, AC VOLTAGE APPLIED TO A RESISTOR, REPRESENTATION OF AC CURRENT
AND VOLTAGE BY ROTATING VECTORS - PHASORS, AC VOLTAGE APPLIED TO AN INDUCTOR,
AC VOLTAGE APPLIED TO A CAPACITOR, AC VOLTAGE APPLIED TO A SERIES LCR CIRCUIT -
(Phaser - diagram solution, Resonance), POWER IN AC CIRCUIT: THE POWER FACTOR,
TRANSFORMERS.
Chapter 8 — Electromagnetic Waves
Chapter 8- ELECTROMAGNETIC WAVES
INTRODUCTION, DISPLACEMENT CURRENT, ELECTROMAGNETIC WAVES- (sources of
electromagnetic waves, Nature of electromagnetic waves), ELECTROMAGMETIC SPECTRUM-(Radio
waves, Microwaves, Infrared waves, visible rays, ultraviolet rays, x-rays, Gamma rays).
Chapter 9 — Ray Optics and Optical Instruments
Chapter 9-RAY OPTICS AND OPTICAL INSTRUMENTS
INTRODUCTION, REFLECTION OF LIGHT BY SPHERICAL MIRRORS- (Sign convention, Focal length of
spherical mirrors, The mirror equation), REFRACTION, TOTAL INTERNAL REFLECTION
(Total internal reflection in nature and its technological applications -i. Prism ii.Optical fibers), REFRACTION
AT SPHERICAL SURFACES AND BY LENSES- (Refraction at a spherical surface,Refraction by a lens,
Power of a lens, Combination of thin lenses in contact),REFRACTION THROUGH A PRISM, OPTICAL
INSTRUMENTS - (The microscope, Telescope).
Chapter 10 — Wave Optics
Chapter-10 WAVE OPTICS
INTRODUCTION, HUYGENS PRINCIPLE, REFRACTION AND REFLECTION OF PLANE WAVES
USING HUYGENSS PRINCIPLE – (Refraction of a plane Wave, Refraction at a rarer medium, Reflection of a
plane wave by a plane surface), COHERENT AND INCOHERENT ADDITION OF WAVES,
INTERFERENCE OF LIGHT WAVES AND YOUNG’S EXPERIMENT- (only formula of bright and dark
fringes), DIFFRACTION - (only qualitative study)- (The Single slit, seeing the Single slit diffraction pattern),
POLARISATION.
Chapter 11 — Dual Nature of Radiation and Matter
Chapter-11 DUAL NATURE OF RADIATION AND MATTER
INTRODUCTION, ELECTRON EMISSION, PHOTOELECTRIC EFFECT –(Hertz’s observations, Hallwach’s
and Lenard’s observations), EXPERIMENTAL STUDY OF PHOTOELECTRIC EFFECT- (Effect of intensity
of light on photocurrent, Effect of potential on photoelectric current, Effect of frequency of incident radiation on
stopping potential), PHOTOELECTRIC EFFECT AND WAVE THEORY OF LIGHT, EINSTEIN’S

PHOTOELECTRIC EQUATION: ENERGY QUANTUM OF RADIATION, PARTICLE NATURE OF
LIGHT: THE PHOTON, WAVE NATURE OF MATTER.
Chapter 12 — Atoms
Chapter-12 ATOMS
INTRODUCTION, ALPHA-PARTICLE, SCATTERING AND RUTHERFORD'S NUCLEAR MODEL OF
ATOM-(Alpha- Particle trajectory, Electron orbits), ATOMIC SPECTRA, BOHR MODEL OF THE
HYDROGEN ATOM (only formula of radius of nth orbit)- (Energy levels), THE LINE SPECTRA OF THE
HYDROGEN ATOM (Only qualitative Study), DE BROGLIE'S EXPLANATION OF BOHR'S SECOND
POSTULATE OF QUANTISATION.
Chapter 13 — Nuclei
Chapter-13 NUCLEI
INTRODUCTION, ATOMIC MASSES AND COMPOSITION OF NUCLEUS- (Discovery of Neutron), SIZE
OF THE NUCLEUS, MASS-ENERGY AND NUCLEAR BINDING ENERGY - (Mass-Energy, Nuclear
binding energy), NUCLEAR FORCE, RADIOACTIVITY, NUCLEAR ENERGY - (Fission, Nuclear fusion -
energy generation in stars, controlled thermo- nuclear fusion)
Chapter 14 — Semiconductor Electronics
Chapter-14 SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS
INTRODUCTION, CLASSIFICATION OF METALS, CONDUCTORS AND SEMICONDUCTORS – (On the
basis of conductivity, on the basis of energy bands), INTRINSIC SEMICONDUCTOR, EXTRINSIC
SEMICONDUCTOR- (n-type semiconductor, p-type semiconductor), p-n Junction- (p-n junction formation),
SEMICONDUCTOR DIODE - (p-n junction diode under forward bias, p-n junction diode under reverse bias),
APPLICATION OF JUNCTION DIODE AS A RECTIFIER.

Chemistry — Official Text

1. Solutions
Solutions
   Types of Solutions- Solid, Liquid and gaseous solutions- Expressing Concentration of
   Solutions- Solubility of solids in Liquids - Solubility of gases in Liquids-Henry's Law,
   Vapour Pressure of Liquid Solutions- Raoult's Law- Determination of Molecular masses
   using Colligative Properties, Ideal and Non-ideal Solutions, Colligative Properties-
   Relative Lowering of Vapour Pressure-Elevation of Boiling point- Depression of freezing
   point - Osmosis and osmotic pressure - Reverse osmosis and water purification,
   Abnormal Molar Masses-Van't hoff factor.
2. Electrochemistry
Electrochemistry
   Electrochemical Cells, Galvanic Cells- Measurement of Electrode Potential- Standard
   Electrode Potential, Nernst Equation and its application to chemical cells- Equilibrium
   Constant from Nernst Equation- Electrochemical Cell and Gibbs Energy of the
   Reaction, Conductance of Electrolytic Solutions-Measurement of the Conductivity of
   Ionic Solutions-Molar Conductivity and Limiting Molar Conductivity Variation of
   Conductivity and Molar Conductivity with Concentration-Kohlrausch's Law, Electrolytic
   Cells - Electrolysis and Laws of Electrolysis- Products of Electrolysis, Primary Batteries-
   Secondary Batteries (Lead Accumulator) ,Fuel Cells, Corrosion.
3. Chemical Kinetics
Chemical Kinetics
   Rate of a Chemical Reaction (Average and Instantaneous), Factors Influencing Rate of
   a Reaction-Dependence of Rate on Concentration- Rate Expression and Rate constant-
   Order of a Reaction- Molecularity of a Reaction, Integrated Rate Equations- Zero Order
   Reactions- First Order Reactions- Half-Life of a Reaction, Temperature Dependence of
   the Rate of a Reaction-Effect of Catalyst, Collision Theory of Chemical Reactions-
   Activation energy-Arrhenious equation.
4. The d- and f-Block Elements
The d-and f-Block Elements
   Position in the Periodic Table, Electronic Configurations of the d-Block Elements,
   General Properties of the Transition Elements (d-Block)-Physical Properties - Variation
   in Atomic and Ionic Sizes of Transition Metals- Ionisation Enthalpies- Oxidation States-
   Trends in the M2+/M Standard Electrode Potentials- Trends in the M3+/M2+ Standard
   Electrode Potentials- Trends of Stabilitiy of Higher Oxidation States- Chemical
   Reactivity and E Values- Magnetic Properties- Formation of Coloured Ions- Formation
   of Complex compounds- Catalytic Properties- Formation of Interstitial Compounds -

   Formation of Alloys, Preparation and Properties of Some important compounds of
   transition elements K2 Cr2 O7 and KMnO4 , The Lanthanoids- Electronic Configurations,
   Atomic and Ionic Sizes- Lanthanoid Contraction and its Consequences- Oxidation
   States- General Characteristics- Chemical Reactivity,The Actinoids- Electronic
   Configurations- Ionic Sizes- Oxidation States- General Characteristics - Comparison
   with Lanthanoids, Some Applications of d- and f-Block Elements.
5. Coordination Compounds
Coordination Compounds
   Werner's Theory of Coordination Compounds, Definitions of Some Important Terms
   Pertaining to Coordination Compounds, Formulas and IUPAC Nomenclature of
   Coordination Compounds, Isomerism in Coordination Compounds- Geometric
   Isomerism- Optical Isomerism- Linkage Isomerism- Coordination Isomerism- Ionisation
   Isomerism- Solvate Isomerism, Bonding in Coordination Compounds- Valence Bond
   Theory-Magnetic Properties of Coordination compounds- Limitations of Valence Bond
   Theory- Crystal Field Theory- Colour in Coordination Compounds, Limitations of Crystal
   Field Theory, Bonding in Metal Carbonyls and Shapes, Importance and Applications of
   Coordination Compounds.
6. Haloalkanes and Haloarenes
Haloalkanes and Haloarenes
   Classification- On the Basis of Number of Halogen Atoms- Compounds containing sp3
   C–X Bond (X=F, Cl, Br,I)- Compounds containing sp2 C–X Bond, Nomenclature, Nature of
   C–X Bond, Methods of Preparation of Haloalkanes- From Alcohols- From Hydrocarbons-
   From Halogen Exchange, Preparation of Haloarenes, Physical Properties, Chemical
   Reactions- Reactions of Haloalkanes- Optical Rotation - Mechanism of Nucleophilic
   Substitution Reactions- Reactions of Haloarenes, Polyhalogen Compounds-Dichloro
   methane (Methylene chloride)- Trichloromethane (Chloroform)- Triiodomethane
   (Iodoform)- Tetrachloromethane (Carbon            tetrachloride)   -   Freons     -   p,p'-
   Dichlorodiphenyltrichloroethane (DDT).
7. Alcohols, Phenols and Ethers
Alcohols, Phenols and Ethers
   Alcohols- Classification, Nomenclature- Methods of preparation- Physical and Chemical
   properties ( of primary alcohols only)- Identification of Primary, Secondary and Tertiary
   alcohols- Mechanism of Dehydration- Some commercially important alcohols, Uses with
   sepecial reference to Methanol and Ethanol,
   Phenols- Nomenclature -Methods of preparation- Physical and Chemical properties -
   Acidic nature of Phenol- Electrophilic substitution reaction- Uses of Phenols,
   Ethers- Nomenclature- Methods of preparation- Physical and Chemical properties-
   Uses .
8. Aldehydes, Ketones and Carboxylic Acids
Aldehydes, Ketones and Carboxylic Acids
   Aldehydes and Ketones - Nomenclature - Nature and Structure of Carbonyl
   Compounds - Methods of Preparation - Physical and Chemical Properties- Mechanism
   of Nucleophilic addition Reaction-Reactivity of œ-Hydrogen in Aldehydes- Uses of
   Aldehydes and Ketones.
   Carboxylic Acids - Nomenclature - Acidic Nature and Structure - Methods of
   Preparation- Physical and Chemical Properties- Uses.
9. Amines
Amines
   Amine - Classification - Structure - Nomenclature- Methods of Preparation- Physical
   Chemical Properties- Basic Character of Amines ,
   Diazonium Salts - Method of Preparation - Physical properties, Chemical Reactions-
   Importance in Synthesis of Aromatic Compounds
10. Biomolecules
Biomolecules
    Carbohydrates- Classification (Aldoses and ketoses)-Monosaccharides (Glucose and
    Fructose) & D-L Configuration - Disaccharides (Sucrose , Lactose and Maltose) ,
    Polysaccharides (Starch, Cellulose and Glycogen) Importance of Carbohydrates ,
    Proteins- Amino Acids (Peptide Bond, Polypeptides and Proteins)- Structure of Proteins
    - Denaturation of Proteins,
    Enzymes- Mechanism of Enzyme Action ,
    Vitamins- Classification and Functions, .
    Nucleic Acids (DNA and RNA) - Chemical Composition- Structure - Biological
    Functions,
    Hormones - Elementry Idea (Excluding Structure).

fu/kkZfjr iqLrds&
     1- jlk;u foKku ¼Hkkx 1 o 2½ d{kk 12&,u-lh-bZ-vkj-Vh- ls izfrfyI;kf/kdkj vUrxZr izdkf'kr
       Chemistry (Part 1 & 2 ) Class 12 - NCERT's Book Published under Copyright.

Biology — Official Text

Chapter 1 — Sexual Reproduction in Flowering Plants
CHAPTER -1 SEXUAL REPRODUCTION IN FLOWERING PLANTS                                                 5
iq"i vko`rchft;ksa dk ,d vkd"kZd vax] fu"kspu&iwoZ% lajpuk,¡ ,oa ?kVuk,¡& iqadslj] y?kqchtk.kq/kkuh
rFkk ijkxd.k] L=hdslj] xq:chtk.kq/kkuh rFkk Hkzw.kdks"k] ijkx.k ]nksgjk fu"kspu¼f}&fu"kspu½]
fu"kspu&i'p% lajpuk,¡ ,oa ?kVuk,¡&Hkzw.kiks"k] Hkzw.k] cht] vlaxtuu ,oa cgqHkzw.krkA
Flower- A Fascinating organ of Angiosperms, Pre-fertilization: structures and events, Stamens,
Microsporangium and Pollen grain, The pistil, Megasprorangium and Embryosac, Pollination, Double
fertilisation, Post- Fertilisation : structures and events- Endosperm, Embryo, Seed , Apomixis and
Polyembryony.
Chapter 2 — Human Reproduction
CHAPTER -2 HUMAN REPRODUCTION                                                                  4
iq#"k tuu ra=] L=h tuu ra=] ;qXedtuu] vkrZo pØ] fu"kspu ,oa varjksZi.k] lxHkZrk ,oa Hkzw.kh;
ifjo/kZu] izlo ,oa nqX/klzo.kA
The Male Reproductive System , The Female Reproductive System , Gametogenesis , Menstrual Cycle,
Fertilisation and Implantation ,Pregnancy and Embryonic Development , Parturition and Lactation.
Chapter 3 — Reproductive Health
CHAPTER -3 REPRODUCTIVE HEALTH                                                                  2
tuu LokLF;&leL;k,¡ ,oa dk;Zuhfr;k¡] tula[;k LFkk;hdj.k vkSj tUe fu;a=.k] lxHkZrk dk fpfdRlh;
lekiu] ;kSu lapkfjr laØe.k] caè;rkA
Reproductive Health–Problems and Strategies , Population Stabilisation and Birth Control, Medical
Termination of Pregnancy, Sexually Transmitted infections, Infertility.
Chapter 4 — Principles of Inheritance and Variation
CHAPTER - 4 PRINCIPLES OF INHERITANCE AND VARIATION                                                5
esaMy ds oa'kkxfr ds fu;e] ,d thu dh oa'kkxfr&izHkkfork fu;e] foLka;kstu fu;e ¼viw.kZ izHkkfork]
lg izHkkfork½ nks thuksa dh oa'kkxfr&Lora= viO;wgu dk fu;e] oa'kkxfr dk Øksekslkse fl)kar ]
lgyXurk vkSj iqu;ksZtu ] cgqthuh oa'kkxfr ] cgqizHkkfork] fyax fu/kkZj.k&e/kqeD[kh ,oa ekuo esa fyax

fu/kkZj.k] mRifjorZu] vkuqoaf'kd fodkj& oa'kkoyh fo'ys"k.k] esaMyh; fodkj&¼o.kk±/krk] gheksQhfy;k] nk=
dksf'kdk&vjDrrk] Qhukby dhVksuwfj;k] FkSyl  s hfe;k] Øksekslkseh; fodkj½A
Mendel’s Laws of Inheritance , Inheritance of One Gene- Law of Dominance, Law of Segregation
(Incomplete dominance, Co-dominance) Inheritance of Two Genes- Law of Independent Assortment,
Chromosomal Theory of Inheritance, Linkage and Recombination, Polygenic Inheritance, Pleiotropy, Sex
Determination- Sex Determination in Honey Bee and Humans, Mutation, Genetic Disorders- Pedigree
Analysis, Mendelian Disorders- (Colour Blindness, Haemophilia, Sickle-cell anaemia, Phenylketonuria,
Thalassemia, Chromosomal Disorders).
Chapter 5 — Molecular Basis of Inheritance
CHAPTER -5 MOLECULAR BASIS OF INHERITANCE                                                                  6
Mh,u,& ikWyhU;wfDy;ksaVkbM Ja`[kyk dh lajpuk] Mh,u, dqaMyh dk iSdsftax] vkuqoaf'kd inkFkZ dh
[kkst& vkuqokaf'kd inkFkZ Mh,u, gSa] vkuqokaf'kd inkFkZ ds xq.k] vkj,u, lalkj] izfrd`fr& izk;ksfxd
izek.k] dk;Ziz.kkyh o ,atkbe] vuqys[ku& vuqys[ku bdkbZ] vuqys[ku bdkbZ o thu] vkj,u, ds izdkj
o vuqys[ku dk izØe] vkuqoaf'kd dwV& mRifjorZu o vkuqokaf'kd dwV] vUrj.k vkj,u, vuqdwyd v.kq]
LFkkukarj.k] thu vfHkO;fDr dk fu;eu& ySd izpkysd ¼ySd&vksijs ku½] ekuo thukse ifj;kstuk&
ekuo ftukse dh eq[; fo'ks"krk,a] mi;ksx o Hkfo"; dh pqukSfr;ka] Mh,u, vaxqfyNkih¼Mh,u, fQaxj
fizfVax½A
The DNA -Structure of Polynucleotide chain, Packaging of DNA helix, The Search for Genetic Material-
The Genetic material is DNA, Properties of Genetic material, RNA world, Replication - The Experimental
proof , The Machinery and the Enzymes, Transcription - Transcription unit, Transcription unit and the
Gene, Types of RNA and the process of transcription, Genetic Code- Mutation and Genetic code, tRNA-
The adapter molecule, Translation , Regulation of Gene Expression- The Lac Operon, Human Genome
Project- Salient features of Human genome , Applications and future challenges, DNA Fingerprinting.
Chapter 6 — Evolution
CHAPTER -6 EVOLUTION                                                                                   3
thou dh mRifÙk] thou&Lo:i dk fodkl & ,d fl)kar] fodkl ds izek.k] vuqdwyh fofdj.k] tSo
fodkl] fodkl dh fØ;k fof/k] gkMhZ&osuoxZ fl)kar] fodkl dk Lakf{kIr fooj.k] ekuo dk mn~Hko vkSj
fodklA
Origin of Life, Evolution of Life Forms – A theory, Evidences for Evolution, Adaptive Radiation, Biological
Evolution, Mechanism of Evolution , Hardy – Weinberg Principle, A Brief Account of Evolution, Origin
and Evolution of Man.
Chapter 7 — Human Health and Disease
CHAPTER -7 HUMAN HEALTH AND DISEASE                                           6
ekuo esa lkekU; jksx] izfrj{kk&lgt izfrj{kk] mikftZr izfrj{kk] lfØ; vkSj fuf"Ø; izfrj{kk] Vhdkdj.k
vkSj izfrj{khdj.k] ,sythZ] Lo izfrj{kk] 'kjhj esa izfrj{kk ra=] ,M~l] dSalj] Mªx vkSj ,sYdksgy dqiz;ksx &
fd'kksjkoLFkk vkSj Mªx@,Ydksgy dqiz;ksx] O;lu vkSj fuHkZjrk] Mªx@,Ydksgy dqiz;ksx ds izHkko]
jksdFkke vkSj fu;a=.kA
Common Diseases in Humans, Immunity - Innate Immunity, Acquired Immunity, Active and Passive
Immunity, Vaccination and Immunisation, Allergies, Auto Immunity, Immune System in the body , AIDS ,
Cancer, Drugs and Alcohol abuse- Adolescence and Drug/Alcohol abuse , Addiction and dependence ,
effects of drug/alcohol abuse , Prevention and control.
Chapter 8 — Microbes in Human Welfare
CHAPTER -8 MICROBES IN HUMAN WELFARE                                                              5
?kjsyw mRiknksa esa lw{etho] vkS|ksfxd mRiknksa esa lw{etho&fdf.or is;] izfrtSfod] jlk;u] ,atkbe rFkk
vU; tSolfØ; v.kq] okfgrey mipkj esa lw{etho] ck;ksxSl ds mRiknu esa lw{etho] tSo fu;a=.k
dkjd ds :Ik esa lw{etho] tSo moZjd ds :i esa lw{ethoA

Microbes in Household Products, Microbes in industrial products- Fermented beverages, Antibiotics,
Chemicals, Enzymes and other bioactive molecules, Microbes in Sewage Treatment, Microbes in
Production of Biogas, Microbes as Biocontrol Agents , Microbes as Biofertilisers.
Chapter 9 — Biotechnology: Principles and Processes
CHAPTER -9 BIOTECHNOLOGY : PRINCIPLES AND PROCESSES
tSo izkS|ksfxdh ds fl)kar] iqu;ksZxt Mh ,u , rduhd ds lk/ku&izfrca/ku ,atkbe] Dyksfuax laokgd]
l{ke ijiks"kh vkfrFks; ¼iqu;ksZxt Mh,u, ds lkFk :ikarj.k gsrq½] iqu;ksZxt Mh ,u , izkS|ksfxdh ds
izØe&vkuqoaf'kd inkFkZ ¼Mh,u,½ dk i`FkDdj.k] Mh,u, dks fof'k"V LFkyksa ij dkVuk] ihlhvkj dk
mi;ksx djrs gq, ykHkdkjh thu dk izo/kZu] iqu;ksZxt Mh,u, dk ijiks"kh dksf'kdk@tho esa fuos'ku]
ckgjh thu mRikn dks izkIr djuk] vuqizokg lalk/kuA
Principles of Biotechnology, Tools of recombinant DNA Technology-Restriction Enzymes, Cloning vectors,
Competent host (For Transformation with Recombinant DNA) , Processes of Recombinant DNA
Technology-Isolation of the Genetic material (DNA), Cutting of DNA at specific locations, Amplification of
Gene of interest using PCR, Insertion of Recombinant DNA into the Host Cell/Organism, Obtaining the
foreign Gene product, Downstream processing.
Chapter 10 — Biotechnology and its Applications
CHAPTER -10 BIOTECHNOLOGY AND ITS APPLICATIONS                                                          4
Ñf"k esa tSo izkS|ksfxdh dk mi;ksx] fpfdRlk esa tSo izkS|ksfxdh dk mi;ksx&vkuqoaf'kdr&fufeZr balqyhu]
thu fpfdRlk]vk.kfod funku ] ikjthoh tarq ¼Vªkaltsfud ,uheYl½ ] uSfrd eqn~nsA
Biotechnological applications in Agriculture, Biotechnological applications in Medicine-Genetically
engineered Insulin, Gene Therapy, Molecular diagnosis, Transgenic animals, Ethical issues.
Chapter 11 — Organisms and Population
CHAPTER -11 ORGANISMS AND POPULATION                                                                4
lef"V;k¡ & lef"V xq.k] lef"V o`f)] thou&o`Ùk fofHkUurk] lef"V ikjLifjd fØ;k,¡A
Populations - Population Attributes, Population Growth, Life History Variation, Population Interactions.
Chapter 12 — Ecosystem
CHAPTER -12 ECOSYSTEM                                                                                   5
ikfjra= lajpuk ,oa fØ;k'khyrk] mRikndrk] vi?kVu] ÅtkZ izokg] ikfjfLFkfrd fijSfeMA
Ecosystem–Structure and Function , Productivity , Decomposition , Energy Flow, Ecological Pyramids.
Chapter 13 — Biodiversity and Conservation
CHAPTER -13 BIODIVERSITY AND CONSERVATION                                                               3
tSo fofoèkrk& i`Foh rFkk Hkkjr esa tSo fofoèkrk] tSo fofoèkrk ds izfr:i] tkrh; fofoèkrk dk ikfjra=
esa egÙo] tSo fofoèkrk dh {kfr] tSo fofoèkrk laj{k.kA
Biodiversity- Biodiversity on Earth and in India, Patterns of Biodiversity, The importance of species
diversity to the Ecosystem, Loss of Biodiversity, Biodiversity Conservation.

fu/kkZfjr iqLrd&
     1- Tkho foKku&,u-lh-bZ-vkj-Vh- ls izfrfyI;kf/dkj vUrxZr izdkf'kr
        Biology - NCERT's Book Published under Copyright.

Mathematics — Official Text

Relations and Functions
Relations and Functions - Types of relations: reflexive, symmetric, transitive and
      equivalence relations. One one and onto functions.
Inverse Trigonometric Functions
Inverse Trigonometric Functions - Definition, range, domain, principal value, Graphs
       of inverse trigonometric functions. Properties of Inverse Trigonometric function
Matrices
Matrices - Concept, notation, order, equality, types of matrices, zero matrix, identity matrix,
Operations on matrices. Simple properties of matrix. Transpose of a matrix, symmetric and
skew symmetric matrices, Invertible matrices
Determinants
Determinants - Determinant of a square matrix (up to 3 x 3 matrices), minors, co-factors
and applications of determinants in finding the area of a triangle. Adjoint and inverse of a
square matrix. solving system of linear equations in two or three variables using inverse of a
matrix.
Continuity and Differentiability
Continuity and Differentiability - Continuity and differentiability, chain rule, derivative of
composite functions, derivatives of inverse trigonometric functions, derivative of implicit
functions. Derivatives of logarithmic and exponential functions. derivative of functions
expressed in parametric forms .Second order derivatives.
Applications of Derivatives
Applications of Derivatives - rate of change of quantities, increasing, decreasing
functions, maxima and minima                                                  5
Integrals
Integrals - Integration as inverse process of differentiation. Integration of a variety of
functions by substitution, by partial fractions and by parts, Evaluation of simple integrals of
the following types and problems based on them.

Fundamental Theorem of Calculus (without proof). Evaluation of definite integrals by
substitution, Basic properties of definite integrals.
Application of the Integrals
Application of the Integrals - Applications in finding the area under simple curves,
especially lines, circles, parabolas, ellipses (in standard form only)
Differential Equations
Differential Equations - Definition, order and degree, general and particular solutions of a
differential equation. Solution of differential equations by method of separation of variables,
solutions of homogeneous differential equations of first order and first degree. Solutions of
linear differential equation of the type:


                  , where 𝑝 and 𝑞 are functions of 𝑥 or constants.


                  , where 𝑝 and 𝑞 are functions of 𝑦 or constants.
Vectors
Vectors - Vectors and scalars, magnitude and direction of a vector. Direction cosines and
direction ratios of a vector. Types of vectors (equal, unit, zero, parallel and collinear vectors),
position vector of a point, negative of a vector, components of a vector, addition of vectors,
multiplication of a vector by a scalar, position vector of a point dividing a line segment in a
given ratio. Definition, scalar (dot) product of vectors, projection of a vector onto a line,
vector (cross) product of vectors.
Three-dimensional Geometry
Three-dimensional Geometry - Direction cosines and direction ratios of a line joining
    two points. Cartesian equation and vector equation of a line, skew lines, shortest
    distance between two lines. Angle between two lines.
Linear Programming
Linear Programming - Introduction, related terminology such as constraints, objective
function, optimization, graphical method of solution for problems in two variables, feasible
and infeasible regions (bounded or unbounded), feasible and infeasible solutions, optimal
feasible solutions.
Probability
Probability - Conditional probability, multiplication theorem on probability, independent
events, total probability, Bayes’ theorem.

कक्षा 12 विज्ञान के उपयोगी अध्ययन संसाधन

आधिकारिक आधार: माध्यमिक शिक्षा बोर्ड, राजस्थान, अजमेर — कक्षा 12 पाठ्यक्रम, सत्र 2026-2027। विद्यार्थी परीक्षा से पहले बोर्ड द्वारा जारी नवीनतम संशोधन/निर्देश भी अवश्य देखें। यह पृष्ठ पाठ्यक्रम को सरल रूप में समझाने के लिए तैयार किया गया है।

सामान्य प्रश्न (FAQ)

RBSE Class 12 Physics का बोर्ड पेपर कितने अंक का है?

Physics का बोर्ड प्रश्नपत्र 56 अंक, सत्रांक 14 अंक और practical 30 अंक का है; कुल 100 अंक।

Chemistry में 2026-27 के लिए कितने chapters हैं?

आधिकारिक सूची में 10 chapters हैं और लिखित प्रश्नपत्र का कुल अंकभार 56 है।

Biology में सबसे अधिक अंक वाले chapters कौनसे हैं?

Molecular Basis of Inheritance तथा Human Health and Disease, दोनों 6-6 अंक के हैं।

Mathematics में सबसे अधिक weightage किस unit का है?

Calculus का सर्वाधिक 35 अंक भार है।

क्या केवल अधिक अंक वाले chapters पढ़ना पर्याप्त है?

नहीं। अंकभार तैयारी की प्राथमिकता बताता है; परीक्षा के लिए पूरा निर्धारित पाठ्यक्रम पढ़ना चाहिए।

NCERTClasses.com — कक्षा 6 से 12 तक Notes, MCQ, Online Tests, Important Questions और Model Papers। इस पृष्ठ को अपने सहपाठियों के साथ साझा करें और तैयारी के लिए NCERTClasses.com पर उपलब्ध विषयवार संसाधनों का उपयोग करें।
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