Question

(c) Hydrogen gas combines with nitrogen to give ammonia, NH,
(d) Sodium metal reacts with water to give sodium hydroxide and hydrogen
gas.
le) Aluminium metal replaces​

Answer 1

Answer:

) Hydrogen gas combines with nitrogen to form ammonia.

H

2

(g)+N

2

(g)→NH

3

The balanced equation for this reaction can be written as:

3H

2

(g)+N

2

(g)→2NH

3

(b) Hydrogen sulphide gas burns in air to give water and sulphur dioxide.

H

2

S(g)+O

2

(g)→H

2

O+SO

2

The balanced equation for this reaction can be written as:

2H

2

S(g)+3O

2

(g)→2H

2

O+2SO

2