How alkali metals react with liquid ammonia?

Explanation

Alkali metals dissolve in liquid ammonia to give deep blue solutions that are conducting in nature,
. (ii) This happens because the alkali metal atom readily loses the valence electron in ammonia solution.
(iii) Both the cation and the electron combine with ammonia to form ammoniated cation and ammoniated electron.
`M+(x+y)NH_(3)to[M(NH_(3))_(x)]^(+)+[e(NH_(3))_(y)]^(-)`