Question

what is the element name and atomic no. of 1s^2 2s^2 2p^6 3s^1 and 1s^2 2s^2 2p^6 3s^2 3p^4​

Answer 1

Answer:

Sulphur.

Atomic no. 16

Answer 2

Explanation:

the name of Frist element is

Sodium .

the name of second element is

Sulphur

I hope it is helpful.