1.

The pair of compounds which cannot exist together in solution is

Answer»

`NaHCO_(3)` and NaOH
`NaHCO_(3)` and `H_(2)O`
`NaHCO_(3)` and `Na_(2)CO_(3)`
`Na_(2)CO_(3)` and NaOH.

Solution :A base (NaOH) and ACID SALT `(NaHCO_(3))` cannot exist TOGETHER in solution.


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