The D And F Block Elements Ques 30
30. The electronic configurations of four elements are given below. Which element does not belong to the same family as others?
[1989]
(a) $[Xe] 4 f^{14} 5 d^{10} 6 s^{2}$
(b) $[K r] 4 d^{10} 5 s^{2}$
(c) $[Ne] 3 s^{2} 3 p^{5}$
(d) $[A r] 3 d^{10} 4 s^{2}$
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Solution:
- (c) $[N e] 3 s^{2} 3 p^{5}$ is the electronic configuration of a $p$-block element whereas other configurations are those of $d$-block elements
BETA
