Question

$\huge\underline\mathfrak\blue{Attention}$

QUESTIONS :

1) Why should we kept sodium and potassium in kerosene oil?

2). Why non metals can't react with acids and water?

Answer 1

Question - 1 :

Why should we keep sodium and potassium in kerosene oil?

Answer - 1 :

We keep sodium and potassium in kerosene oil because they are very reactive metals.

Kerosene oil contains no water, which protects these metals. Because they are very reactive they can react with air, water. So, Kerosene oil protects them from being exposed.  

Question - 2 :

Why nonmetals can't react with acids and water?

Answer - 2 :

We know, if any substance reacts with any substance it produces H+ ions produced by the acids.

They might react with water which will from acid. But, Non - metals usually don't react with the water.