Q.
Number of ‘d’ electrons in ‘Mn’ is equal to
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a
number of ‘d’ electrons in Cr
b
number of ‘p’ electrons in Cl
c
number of ‘s’ electrons in K
d
number of ‘p’ electrons in N
answer is A.
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Detailed Solution
Mn(Z=25)….1s22s22p63s23p64s23d5;Cr(Z=24)….1s22s22p63s23p64s13d5;
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