HARDMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryPeriodic PropertiesAchiever Section
Which of the following represents an excited state of an atom?
A.[Ne] 3s2 3p6 4s2 3d8
B.[Ne] 3s2 3p6 4s1 3d5
C.[Ne] 3s2 3p6 4s2 3d1
D.1s2 2s2 2p5 3s1✓ Correct
Explanation
Option (d) represents the excited state electronic configuration of He.
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