Transition and InnerTransition Elements - Result Question 51
Assertion and Reason
Read the following questions and answer as per the direction given below :
(a) Statement I is true; Statement II is true; Statement II is the correct explanation of Statement I.
(b) Statement I is true; Statement II is true; Statement II is not the correct explanation of Statement I.
(c) Statement I is true; Statement II is false.
(d) Statement I is false; Statement II is true.
51.
Statement I $\mathrm{Zn}^{2+}$ is diamagnetic.
Statement II The electrons are lost from $4 s$ orbital to form $\mathrm{Zn}^{2+}$.
$(1998,2 M)$
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Answer:
Correct Answer: 51. (b)
Solution: Both Statement I and Statement II are independently true but Statement II is not the correct explanation of Statement I. Diamagnetism is due to lack of unpaired electron in $\mathrm{Zn}^{2+}\left(3 d^{10}\right)$
BETA
