Which of the following ppt. is insoluble in NH3 solution?
A
AgI
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B
AgCl
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C
Ag2S
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D
AgBr
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Solution
The correct options are AAgI BAgCl Option (A),(B) are correct. AgI,AgCl ppt. are insoluble in NH3 solution but AgBr ppt. is almost unchanged using dilute ammonia solution, but dissolves in concentrated ammonia solution to give a colourless solution.