AIIMS2019Chemistry-Chemical Equilibrium

AIIMS 2019 Chemistry Ionic Product of Water MCQ Question

Type: MCQ-conceptual-Medium-Class 11

The value of ionic product of water increases with temperature.

Correct Answer

Option B

Detailed Explanation

The ionic product of water (Kᵥ) increases with temperature due to the endothermic nature of the autoionization of water, represented by the equilibrium reaction: 2 H₂O ⇌ H₃O⁺ + OH⁻. As temperature rises, the equilibrium shifts to the right, producing more hydronium (H₃O⁺) and hydroxide (OH⁻) ions, thus increasing Kᵥ. Since all other options are marked as N/A, they do not provide relevant information or alternative explanations regarding the ionic product of water. Understanding this concept is crucial for grasping the temperature dependence of water's ionization and its implications in acid-base chemistry.

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