Question

# When sodium is dissolved in liquid ammonia, a solution of deep blue colour is obtained. The colour of the solution due to:

A
ammoniated electron
B
sodium ion
C
sodium amide
D
ammoniated sodium ion

Solution

## The correct option is B ammoniated electronThe blue colour of the solution is due to the ammoniated electron which absorbs energy in the visible region of light and thus imparts blue colour to the solution.M + (x +y)NH$$_3$$ $$\rightarrow$$ [M(NH$$_3$$)$$_x$$]$$^+$$ + [e(NH$$_3$$)$$_y$$]$$^-$$Chemistry

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