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Question

Chemistry Question on properties of d block elements

The ion which exhibits green colour ?

A

Cu2+Cu^{2+}

B

Mn2+Mn^{2+}

C

Co2+Co^{2+}

D

Ni2+Ni^{2+}

Answer

Ni2+Ni^{2+}

Explanation

Solution

Ni2+Ni ^{2+} only exhibits green colour, other exhibits partial green colours / mixed green colours.