Assertion (A) : If Ka of HA is 10 –3 and Ka of HB is 10 –4 at 25ºC, pH of an aqueous…
Chemistry · JEE Advanced · NTA Exams — Equilibrium
Assertion (A) : If Ka of HA is 10–3 and Ka of HB is 10–4 at 25ºC, pH of an aqueous solution of HB will be one unit greater than pH of equimolar solution of HA.
Reason (R) : For weak acids, both concentration and ionization constant affects the pH.
Reason (R) : For weak acids, both concentration and ionization constant affects the pH.
- If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
- If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
- If Assertion is true but Reason is false.
- If Assertion is false but Reason is true.
Answer
(D) If Assertion is false but Reason is true.
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