Ionic Equilibrium — Important Questions
Telangana Open School (TOSS) · Class 12 · Chemistry
53 important questions from Ionic Equilibrium for Telangana Open School (TOSS) Class 12 Chemistry, with answers. Written for the board exams 2027.
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Important Questions from Ionic Equilibrium
What is the pH of a neutral solution at 298 K?
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7
In a neutral solution, [H₃O⁺] = [OH⁻] = 1.0 × 10⁻⁷ M, so pH = 7.
Which of the following is a weak acid?
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CH₃COOH
Acetic acid (CH₃COOH) does not fully dissociate in water, making it a weak acid.
What is the conjugate acid of NH₃?
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NH₄⁺
When NH₃ accepts a proton (H⁺), it forms NH₄⁺, its conjugate acid.
Which of the following is a strong acid?
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HCl
HCl completely ionizes in aqueous solution, making it a strong acid.
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