Chemistry, asked by fezinsha, 1 year ago

an elemen x belong to 3rd period and group 17of the periodoc table its the number of valance electrons ,is it ametal or non metal,Name the element, formula of its compound with sodium

Answers

Answered by Akaya248
2
The no of valence electron is 1
It is a non metal
The element is Chlorine (Cl)
Formula of compound with sodiumis Sodium Chloride (NaCl).
Answered by ucmyrane
0
the element is=chlorine  ( 2,8,7) it is non metal.

reaction with sodium

Na+Cl2=Nacl
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