Question

Calculate velency of following s,ci,f,ne,c

Answer 1

the valency of S is 2

the valency of F is 1

there is no valency for Ne as it is a noble gas.

the valency of c is 4 but C will not give or ask for electrons as it needs a lot of energy. so it shares its electrons with other metals or non metals

there is no element named with Ci but there is a element named Cl which is chlorine its vanlency is 1