Question

Write the number of valence electrons present and valency for 2016
nswer the following questions:
Tun elements X and Y haye atomic numbers 12 and 16 respectively.​

Answer 1

Explanation:

Atomic number (Z)=15=P→[Ne]3s^2 3p^33

Phosphorus belongs to 15th group

number of valence electrons 3s^2 3p^3=5

and valency =3 in ground state.

Answer 2

Answer:

SORRY, DON'T NO ANSWER