Qualitative Analysis - Result Question 11

####11. A metal nitrate reacts with KI to give a black precipitate which on addition of excess of KI convert into orange colour solution. The cation of metal nitrate is

(a) Hg2+

(b) Bi3+

(c) Sn2+

(d) Pb2+

(2005,1M)

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Solution:

  1. Bi3++3IBiI3 Black I excess [BiI4Γ Orange   solution 


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