Question

6.
Which of the following can lose two electrons to attain the configuration of Argon ?
a) Mg
b) Br
c) Ca
d)s​

Answer 1

Answer:

s

Explanation:

sulphur atomic number 16.argan atomic number 18

Answer 2

Explanation:

c) option

because argon valency is zero, therefore ca have 2 electron in its outer most shell, to attain the valency of argon it has to loose two electron