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The reducing property of alkali metals follows the order

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(A) Na < K < Rb < Cs < Li

(B) K < Na < Rb < Cs < Li

(C) Li < Cs < Rb < K < Na

(D) Rb < Cs < K < Na < Li

Ans. A

Sol. Li+ ion has highest hydration enthalpy so, Li has strongest reducing agent among all element.

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