Statement-I : `Li_(2)SO_(4)` do not form double salt like alum.
Statement-II : `Li` reacts with `NH_(3)` gas to form `LiNH_(2)`

Options

A. If both assertion and reason are true and the reason is the correct explanation of assertion
B. If both assertion and reason are true and the reason is not the correct explanation of assertion
C. If assertion is false but reason is true
D. If assertion is true but the reason is false

Answer

C

Explanation

Among sulphate salt of alkali metals only `Li_(2)SO_(4)` does not forms alum, as `Li^(+)` has very small size.
`2LiI+NH_(3)(g) overset(Delta)(to)Li_(2)NH+H_(2)(uarr)