Q.
Which of the following graph is correct representation between atomic number (Z) and magnetic moment of d -block elements? [Outer electronic configuration : (n−1)dxns1 or 3]
2947
215
NTA AbhyasNTA Abhyas 2020The d-and f-Block Elements
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Solution:
Magnetic moment =n(n+2)BM
N : Number of unpaired e−
As atomic number increases in d-block element number of unpaired e− first increases upto middle then decreases.