Which element does the electron configuration 1 s squared 2 s squared 2 p squared represent?
Answer
A
K
B
cap n
C
cap c
D
cap b
Explanation
Add the electrons in the configuration: 1s² has 2, 2s² has 2, and 2p² has 2, for a total of 6. A neutral atom with 6 electrons is carbon, so the correct choice is cap C.
AI-written and checked against the verified answer.