Which of the following is most soluble in aqueous solution.

Options

A. `NaHCO_3`
B. `CsHCO_3`
C. `RbHCO_3`
D. `KHCO_3`

Answer

B

Explanation

Solubility `NaHCO_3 lt KHCO_3 lt RbHCO_3 lt CsHCO_3`