When sodium is dissolved in liquid NH_3,the s | vedclass

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(D) When an alkali metal like sodium dissolves in liquid $NH_3$,it undergoes ionization to form ammoniated cations and ammoniated electrons.The reacti

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Ammoniated electron

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(D) When an alkali metal like sodium dissolves in liquid $NH_3$,it undergoes ionization to form ammoniated cations and ammoniated electrons.The reaction is: $Na + (x+y)NH_3 \rightarrow [Na(NH_3)_x]^+ + [e(NH_3)_y]^-$.The blue colour of the solution is due to the presence of ammoniated electrons,which absorb energy in the visible region of light,resulting in the characteristic deep blue colour.

When sodium is dissolved in liquid $NH_3$,the solution becomes blue due to the presence of:

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