SATHEE: D-And F-Block Elements Ques 279

D-And F-Block Elements Ques 279

Question: Which of the following represents the electronic configuration of a transition element

[EAMCET 1987]

Options:

A) $1 s^{2}, 2 s^{2} p^{6} \dots \dots . n s^{2} p^{3}$

B) $1 s^{2}, 2 s^{2} p^{6} \dots \dots . n s^{2} p^{6} d^{3}, (n + 1) s^{2}$

C) $1 s^{2}, 2 s^{2} p^{6} \dots \dots . n s^{2} p^{6} d^{10}, (n + 1) s^{2} p^{1}$

D) $1 s^{2}, 2 s^{2} p^{6} \dots \dots . n s^{2} p^{6}$

Show Answer

Answer:

Correct Answer: B

Solution:

$1 s^{2},, 2 s^{2} p^{6} \dots \dots \dots n s^{2} p^{6} d^{3},, (n + 1) s^{2}$ as last electron enters d-subshell.

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D-And F-Block Elements Ques 279

Question: Which of the following represents the electronic configuration of a transition element

Options:

Answer:

Solution:

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