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Class 11 Chemistry Practice Test: Equilibrium - Acids, Bases and Salts
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An acid is defined as a substance whose water solution tastes sour, turns blue litmus red and neutralizes bases.

A substance is called base if its aqueous solution tastes bitter, turns red litmus blue or neutralizes acids.

Salt is a neutral substance whose aqueous solution does not affect litmus.

Class 11 Chemistry Practice Test: Equilibrium - Acids, Bases and Salts
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15 Questions

1. A proton donor is a ____________ substance.
2. Which of the following is the strongest hydracid known?
3. HCl is an Arrhenius ___________
4. Arrhenius theory could not explain the acidic and basic behaviour in non-aqueous solutions.
5. Which of the following is not a property of an acid according to Robert Boyle?
6. Identify a conjugate pair in the equation: NH3 + H2O \(\rightleftharpoons\) NH4+ + OH–.
7. Which of the following is not a Lewis acid?
8. A strong acid has a ______________
9. Hydroxide ion is a bronsted base.
10. Water in case of HCl acts as a/an ___________, in case of ammonia acts as a/an ________
11. Bases turn red litmus blue.
12. Which of the following substances cannot act as both acid as well as a base?
13. Lewis concept does explain the behaviour of __________
14. Which of the following is a Lewis base?
15. Silver ion is a Lewis acid.

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