

MCQOPTIONS
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1. |
The electronic configuration (outermost) of \[M{{n}^{+2}}\] ion (atomic number of \[Mn=25\]) in its ground state is [MP PET 1993] |
A. | \[3{{d}^{5}},4{{s}^{0}}\] |
B. | \[3{{d}^{4}},4{{s}^{1}}\] |
C. | \[3{{d}^{3}},4{{s}^{2}}\] |
D. | \[3{{d}^{2}},4{{s}^{2}}4{{p}^{2}}\] |
Answer» B. \[3{{d}^{4}},4{{s}^{1}}\] | |