Question

6) What is the electron configuration of an atom in its ground state with a

total of seven valence electrons?
A. 1s2 2s2 2p6
B. 1s2 2s2 2p5
C. 1s2 2s2 2p8
D. 1s2 2s2 2p7

Answer 1

Answer: the answer is B!

Step-by-step explanation:

S and p’s are valence electrons and if added, there is 7 in total !