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Chemistry
Inorganic: Coordination Compounds
Which of the following is a diamagnetic ion?
Sc3+
Cr2+
Zn2+
Both (1) and (3)
21Sc: [Ar]4s23d1
Sc3+: [Ar]
30Zn: [Ar]4s23d10
Zn2+: [Ar]3d10
