MHT CET Chemistry question

Chemistry Structure of Atom MHT CET

With the saturation of 3d orbitals, the filling of the 4p-orbitals starts at A and is completed at B. Here, A and B refer to

(A)A Ga; B KrCorrect
(B)A Ga; B Xe
(C)A Zn; B Br
(D)A Zn; B Kr

Answer: (A)

Solution

Zn () completes the 3d subshell; the first 4p electron enters in Ga () and 4p is full () in Kr

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Question ID VK-060543