Acids, Bases and Salts
Complete Online Mock Test for Board Exam 2026. Covers Chemical Properties of Acids & Bases, pH Scale, and Salts.
🔥 Quick Revision Points
- Indicators: Substances that change colour/smell to indicate acid or base (e.g., Litmus, Phenolphthalein).
- Acids: Sour taste, turn blue litmus red, release H+ ions in water.
- Bases: Bitter taste, turn red litmus blue, release OH- ions in water.
- pH Scale: Measures H+ conc. Range 0-14. pH < 7 Acidic, pH = 7 Neutral, pH > 7 Basic.
- Neutralization: Acid + Base → Salt + Water.
- Important Salts: Baking Soda (NaHCO3), Washing Soda (Na2CO3.10H2O), Plaster of Paris (CaSO4.1/2H2O).
NCERT Class 10 Science Chapter-wise Online Tests
- Chapter 1: Chemical Reactions and Equations – Online Test
- Chapter 2: Acids, Bases and Salts – Online Test
- Chapter 3: Metals and Non-metals – Online Test
- Chapter 4: Carbon and its Compounds – Online Test
- Chapter 5: Life Processes – Online Test
- Chapter 6: Control and Coordination – Online Test
- Chapter 7: How Do Organisms Reproduce – Online Test
- Chapter 8: Heredity and Evolution – Online Test
- Chapter 9: Light – Reflection and Refraction – Online Test
- Chapter 10: The Human Eye and the Colourful World – Online Test
- Chapter 11: Electricity – Online Test
- Chapter 12: Magnetic Effects of Electric Current – Online Test
- Chapter 13: Our Environment – Online Test
- Chapter 14: Sources of Energy – Online Test
- Chapter 15: Management of Natural Resources – Online Test


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