On addition of AgNO3 to four different test tubes containing different solutions, one of them gave a white precipitate. It may contain:
A
CHCl3
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B
CaCl2
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C
KNO3
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D
CCl4
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Solution
The correct option is BCaCl2 When silver nitrate is added to a test tube containing calcium chloride, a white precipitate of silver chloride is obtained. 2AgNO3+CaCl2→2AgCl↓whiteprecipitate+Ca(NO3)2