NEET Chemistry The s-Block Elements Questions Solved


Which of the following statements is not true about the dilute solutions of alkali metals in liquid ammonia?

(A) They are deep blue coloured solutions.

(B) They are highly conducting in nature.

(C) They are diamagnetic in nature.

(D) Ammoniated cations and ammoniated anions are formed in a solution.

(C)

     M+x+yNH3            MNH3x++eNH3y-

     Solutions are deep blue coloured due to the absorption of light in visible region by solvated electrons.

     It is paramagnetic due to the presence of unpaired electrons.

Difficulty Level:

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