Chemistry · 2023
JEE Main · 1 February 2023, Shift 2 · Q39
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Cu^2+ in water is more…
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as
Reason (R).
Assertion (A) : $\displaystyle \mathrm{Cu}^{2+}$ in water is more stable than $\displaystyle \mathrm{Cu}^{+}$.
Reason (R) : Enthalpy of hydration for $\displaystyle \mathrm{Cu}^{2+}$ is much less than that of $\displaystyle \mathrm{Cu}^{+}$.
In the light of the above statements, choose the correct answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(4)
Both (A) and (R) are correct and (R) is the correct explanation of (A)
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.