The correct order of reducing character of alkali metals is

Options

A. `Rb lt K lt Na lt Li `
B. `Li lt Na lt K lt Rb `
C. `Na lt K lt Rb lt Li`
D. `Rb lt Na lt K lt Li`

Answer

C

Explanation

The reduction potentials of alkali metals are :
`Li(-3.04), Na(-2.72), K(-2.29), Rb(-2.93)`
`:.` Correct order is `Na lt K lt Rb lt Li` .