Name the metal M which is extracted on the basis of followin... — Chemistry | Mockzy | Mockzy

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Name the metal M which is extracted on the basis of following reactions – 4M + 8CN− + 2H2O + O2 → 4[M(CN)2]− + 4OH− 2[M(CN)2]− + Zn → [Zn(CN)4]2− + 2M

A

Nickel

B

Silver

C

Copper

D

Mercury

A reagent used for identifying nickel ion is –

How many H-bonds are present in the complex entity formed by Ni2+ and dmg ligand

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