The correct order of mobility of alkali metal ions in aqueous solution is

Options

A. `Rb^(+)gtK^(+)Na^(+)ltLi^(+)`
B. `Li^(+)gtNa^(+)k^(+)gtRb^(+)`
C. `Na^(+)gtK^(+)Rb^(+)gtLi^(+)`
D. `K^(+)gtRb^(+)Na^(+)gtLi^(+)`

Answer

1