Answers

2016-01-15T21:11:45+05:30
No of electrons=No of protons=Atomic no=16
Mass no=protons+neutrons
neutrons=32-16=16

configuration- K  L  M
                       2  8   6
valency=2
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2016-01-15T22:55:38+05:30
Protons=electrons=neutron = 16 Electronic configuration =2,8,6
valency =2
because it can give 2 electrons...
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