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Valency and Oxidation states

The maximum c...

Question

The maximum covalence of the first member of each group is:

A

4

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B

8

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C

6

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D

2

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Solution

The correct option is A
4

The first member of group has only four valence orbitals (2s and 2p for bonding). So the maximum covalence of the first member of each group is 4.

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