MHT CET 2023 Chemistry question

Which of the following molecules does not obey octet rule?

(A)
(B)
(C)
(D)Correct

Answer: (D)

Solution

In beryllium forms two single bonds, so it has only 4 electrons in its valence shell (an electron-deficient, incomplete-octet molecule); it does not obey the octet rule. In carbon shares four pairs (8

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Question ID VK-098020