Question 36
WAEC
•
2024
•
CHEMISTRY
•
objective
The electron configuration of \( { }_{29} \mathrm{Cu} \) is
Answer Options
A.
\( 1 \mathrm{~s}^{2} 2 \mathrm{~s}^{2} 2 \mathrm{p}^{6} 3 \mathrm{~s}^{2} 3 \mathrm{p}^{6} 4 \mathrm{~s}^{1} 3 \mathrm{~d}^{10} \).
Correct Answer
B.
\( 1 \mathrm{~s}^{2} 2 \mathrm{~s}^{2} 2 \mathrm{p}^{6} 3 \mathrm{~s}^{2} 3 \mathrm{p}^{6} 4 \mathrm{~s}^{2} 3 \mathrm{~d}^{9} \).
C.
\( 1 \mathrm{~s}^{2} 2 \mathrm{~s}^{2} 2 \mathrm{p}^{5} 3 \mathrm{~s}^{2} 3 \mathrm{p}^{6} 4 \mathrm{~s}^{2} 3 \mathrm{~d}^{10} \).
D.
\( 1 \mathrm{~s}^{2} 2 \mathrm{~s}^{2} 2 \mathrm{p}^{6} 3 \mathrm{~s}^{2} 3 \mathrm{p}^{2} 4 \mathrm{~s}^{1} 3 \mathrm{~d}^{10} \).
Correct Answer
B
Correct Option:
\( 1 \mathrm{~s}^{2} 2 \mathrm{~s}^{2} 2 \mathrm{p}^{6} 3 \mathrm{~s}^{2} 3 \mathrm{p}^{6} 4 \mathrm{~s}^{2} 3 \mathrm{~d}^{9} \).
About This Question
This is
Waec
2024
Chemistry
Question 36.
It is one of the
objective
questions from the
2024
Waec
Chemistry
examination.
Difficulty level:
2
.