Assertion (A) : pH value of HCN solution decreases when NaCN is added to it Reason (R) …
Chemistry · JEE Advanced · NTA Exams — Equilibrium
Assertion (A) : pH value of HCN solution decreases when NaCN is added to it
Reason (R) : NaCN provides a common ion CN– to HCN.
Reason (R) : NaCN provides a common ion CN– to HCN.
- 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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