Question

an atom has 5 electron in M shell than .find electronic configration of atom

Answer 1

Answer:

2, 8, 5

Explanation:

First shell K has 2 electrons max.

Second shell L can have  8 electrons.

And it is given that M shell has 5 electrons.

So, electronic config is 2,8,5

Answer 2

Explanation:

electrnic config. K L M

2 8 5

valency 3