Question

Please answer it fastly .........Why is Sodium and Potassium kept immersed in kerosene oil?

Answer 1

We know that sodium and potassium are such elements which can $\textbf{react}$ with oxygen present in air, hence to cut out supply of oxygen rich air from them they are stored in kerosene oil.

Answer 2

Sodium and potassium are dipped into kerosene oil because they are most reactive elements and can also react even at room temperature so to prevent that we do it.