STANDARDChemistry-Electronic Configuration
STANDARD Chemistry Periodic Table MCQ Question
Type: MCQ-conceptual-Medium
The electronic configuration of the element which is just above the element with atomic number 43 in the same periodic group is
A
1s²2s²2p⁶3s²3p⁶3d⁵4s²
B
1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁵
C
1s²2s²2p⁶3s²3p⁶3d⁶4s¹
D
1s²2s²2p⁶3s²3p⁶3d¹⁰4s¹4p⁶
Correct Answer
Option A
Detailed Explanation
²⁵Mn = [Ar]3d⁵4s²
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