Question

(a) Write the chemical formulae of the following.

(i) Sodium oxide (ii) Aluminium chloride

(iii) Sodium sulphide (iv) Magnesium hydroxide​

Answer 1

Answer:

1....SODIUM OXIDE-----Na2O

2....ALUMINIUM CHLORIDE-----AlCl₃

3......SODIUM SULPHIDE------Na2S

4.......MAGNESIUM HYDROXIDE---------Mg(OH)2

Answer 2

Chemical formulae of the following

i) Sodium Oxide=NaO

ii) Aluminum Chloride=AlCl3

iii) Sodium Sulphide=Na2S

iv) Magnesium Hydroxide=Mg(OH)2