Question

What happens when (i) sodium metal is dropped in water ? (ii) sodium metal is heated in free supply of air ? (iii)sodium peroxide dissolves in water ?

Answer 1

Answer:

1 .exothermic reaction occurs

2.to form sodium peroxide and sodium oxide.

3. to form hydrogen peroxide.

Answer 2

1. 2Na +2H₂O ---------> 2NaOH + H₂