1.

A sodium salt of unknown anion when treated with `MgCl_(2)` gives a white `ppt`. On boiling. The anion isA. `HCO_(3)^(-)`B. `NO_(3)^(-)`C. `CO_(3)^(2-)`D. `SO_(3)^(2-)`

Answer» Correct Answer - A
`2NaHCO_(3)+MgCl_(2)rarr MgCO_(3)+2NaCl+H_(2)O`


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