NCERT Class XII Chemistry <br> Chapter - Coordination Compounds <br> Questions with Solutions

NCERT Class XII Chemistry
Chapter - Coordination Compounds
Questions with Solutions

Question : 29

Total: 43

Amongst the following ions which one has the highest magnetic moment value?
(a) [Cr(H2O)6]3+
(b) [Fe(H2O)6]2+
(c) [Zn(H2O)6]2+

Solution:

(b) : Cr3+–3d3,
Fe2+–3d6,
Zn2+–3d10
Since Fe2+ has 4 unpaired electrons, it has highest magnetic moment.

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