JEE Main Chemistry question

Not in JEE Main or NEET syllabus

When sodium metal is dissolved in liquid ammonia, a blue solution is formed. The blue colour is due to:

(A)Solvated ions
(B)Solvated electronsCorrect
(C)Solvated ions
(D)Solvated protons

Answer: (B)

Solution

Sodium dissolving in liquid ammonia releases its valence electron into the solvent, where it becomes trapped and stabilised by surrounding ammonia molecules as a solvated (ammoniated) electron, ; this mobile electron species is responsible for the

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Question ID VK-137854