Co-Ordination Compounds Question 28

Question: In the extraction of which of the following, complex ion forms

[MP PET 1989]

Options:

A) Cu

B) Ag

C) Fe

D) Na

Show Answer

Answer:

Correct Answer: B

Solution:

Ag2S+4NaCN2Na,[Ag(CN)2]+Na2SSodiumdicynoargentate,

2Na,[Ag(CN)2]+Zn

Na2,[Zn,(CN)4]+2AgSodiumtetracynozincate(ppt),



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