Which of the following anions are easily removed from aqueous solution by precipitation?
A
Cl−
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B
SO2−4
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C
NO−3
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D
CO2−3
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Solution
The correct options are ACl− BSO2−4 DCO2−3 Option (A),(B),(D) are correct. (C): Nitrates of all the metals are water soluble and cannot be precipitated.