The electronic configuration of an element is 1s^2 2s^2 2p^4. How many valence electrons does it have? A) 8 B) 6 C) 4 D) 2

The electronic configuration of an element is 1s^2 2s^2 2p^4. How many valence electrons does it have?

A) 8

B) 6

C) 4

D) 2