Question

Why does silicon
has
volancy
4 and chlorine has
valancy
1 ​

Answer 1

Answer:

silicon have 4 valence electron in its outermost shell, i.e. to gain the octate in needs 4 more electrons. So, its valency is 4. Similarly, chlorine have 1 valence electron in its outermost shell. so, its valency is 1.