Question

How many electrons are in the second energy level of an atom of each element?

A. Chlorine
B. Phosphorus
C. Potassium

Answer 1

well they all have 8 electrons But it would be A I hope this is right

Answer 2

Answer:

A. 8 electrons

B. 8 electrons

C. 8 electrons

Explanation:

A. Electron Configuration of Chlorine is 1s²2s²2p⁶3s²3p⁵

B. Electron Configuration of Phosphorus is 1s²2s²2p⁶3s²3p³

C. Electron Configuration of Potassium is

1s²2s²2p⁶3s²3p⁶4s¹