Question

Element having valency equal to 1 is:
a) Mg
b) Al
c) Na
d) C​

Answer 1

Answer:

Na

Sodium

hope that helps ✌

Answer 2

Ans) Sodium(Na) Valency is equal to 1.

Explanation:

This is because magnesium valency is 2 and Aluminium valency is 3.