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The number of lone pair of electrons on ...

The number of lone pair of electrons on the central atoms of `H_2O, SnCl_2, PCl_3, "and" XeF_2` respectively, are

A

2,1,1,3

B

2,2,1,3

C

3,1,1,2

D

2,1,2,3

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The correct Answer is:
A
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