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JEE MAIN 2024
31-01-2024 S2
Question
The four quantum numbers for the electron in the outer most orbital of potassium (atomic no. 19) are
Select the correct option:
A
$\mathrm{n}=4, l=2, \mathrm{~m}=-1, s=+\frac{1}{2}$
B
$\mathrm{n}=4, l=0, \mathrm{~m}=0, s=+\frac{1}{2}$
C
$\mathrm{n}=3, l=0, \mathrm{~m}=1, s=+\frac{1}{2}$
D
$\mathrm{n}=2, l=0, \mathrm{~m}=0, s=+\frac{1}{2}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Chemistry
Easy
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