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Color of solution of ammonia and alkaline earth metals is due to the presence of:

Option: 1

Ammoniated electrons

 


Option: 2

Ammoniated ions

 


Option: 3

Both a and b

 


Option: 4

None of these


Answers (1)

best_answer

As we learnt,

Solubility of alkaline metals in liquid ammonia -

Alkaline earth metals dissolve in liquid ammonia to form coloured solutions. Dilute solutions are bright blue in colour due to solvated electrons..

- wherein

M + (x + 2y)NH3 → [M(NH3)x]2+ + 2[e−(NH3)y]−

So correct option is 1.

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