In the structure of ClF _3, the number of lone pair of electrons on central atom ' Cl ' is

NEET 2018 Chemistry question

In the structure of , the number of lone pair of electrons on central atom '' is

(1)Four
(2)TwoCorrect
(3)One
(4)Three

Answer: (2)

Solution

Chlorine (group 17) has 7 valence electrons. In three of them form Cl-F bonds, leaving electrons, i.e. 2 lone pairs on Cl. Total electron pairs on Cl bond pairs lone pairs , so the

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Question ID VK-092245