For the following Assertion and Reason, the correct option is:
Assertion: The $p H$ of water increases with increase in temperature.
Reason: The dissociation of water into $H^{+}$ and $O H^{-}$ is an exothermic reaction.

Question

TestHub · Accepted Answer

H 2 O ( l ) ⇌ H ( aq ) + + OH ( aq ) − For ionization of H 2 O: Δ H>O ⇒ Endothermic on temperature increase reaction shifts forward ⇒ both H + and H - increase ⇒ pH & pOH decreases.

Chemistry - Ionic Equilibrium Question with Solution | TestHub

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