Chemistry, asked by Kvr, 1 year ago

why does silicon has valency 4 and chlorine 1

Answers

Answered by mansi9
29
at. no of silicon=14
elec. conf.=2,8,4
valency=4
at. no. of chlorine=17
elec. conf.=2,8,7
valency=1(it gains 1 electron)
Answered by rakstar
10
no of Si=14
elec.conf=2,8,4. so, valency=4
 
no of Cl =17
elec.conf=2,8,7 so,valency=1 because it gains 1e-


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