Potassium is kept in

Options

A. Alcohol
B. Water
C. Kerosene
D. Liquid ammonia

Answer

C

Explanation

Alkali metals are highly reactive metals. They react with
Alcohol - `2C_(2)H_(5)OH+2Kto2C_(2)H_(5)OK+H_(2)`
Water - `2K+2H_(2)Oto2KOH+H_(2)`
Ammonia - `K+(x+y)NH_(3)tounderset("Ammoniated cation")([K(NH_(3))_(x)]^(+))+underset("Ammoniated electron")([e(NH_(3))_(y)]^(-))`
But they do not react with kerosene.