D-And F-Block Elements Ques 205

Question: During extraction of silver, which of the following is formed

[MP PET 2002]

Options:

A) $ Na[Ag{{(CN)}_2}] $

B) $ Na_2[Ag{{(CN)}_2}] $

C) $ Na_4[Ag{{(CN)}_2}] $

D) None of these

Show Answer

Answer:

Correct Answer: A

Solution:

Silver metal is extracted from the argentite ore $ (Ag_2S) $ by the cyanide process, in which ore is treated with sodium cyanide sold. Dicyanoargentate(I) $ [2Na{Ag{{(CN)}_2}}] $ is formed.



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