Silver is precipitated from an aqueous solution of sodium argentocyanide by adding

Question

Silver is precipitated from an aqueous solution of sodium argentocyanide by adding (A) zinc dust (B) copper powder (C) sodium amalgam (D) sodium thiosulphate

Tardigrade Admin · Accepted Answer

2 Na [ Ag ( CN )2]+ Zn arrow 2 Ag + Na 2[ Zn ( CN )4]

Q. Silver is precipitated from an aqueous solution of sodium argentocyanide by adding

zinc dust

copper powder

sodium amalgam

sodium thiosulphate

$2 N a [A g (CN)_{2}] + Z n \to 2 A g + N a_{2} [Z n (CN)_{4}]$

Q. Silver is precipitated from an aqueous solution of sodium argentocyanide by adding

zinc dust

copper powder

sodium amalgam

sodium thiosulphate

2Na[Ag(CN)2​]+Zn→2Ag+Na2​[Zn(CN)4​]

$2 N a [A g (CN)_{2}] + Z n \to 2 A g + N a_{2} [Z n (CN)_{4}]$