Of the ions Zn^ +2 , Ni^ +2 and Cr^ +3 (At. no. Zn=30, Ni=28, Cr=24)

MHT CET Chemistry question

Of the ions , and (At. no. Zn=30, Ni=28, Cr=24)

Answer: (A)

() has no unpaired electron and is colourless, while () and

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Question ID VK-074233