Question

1. Write down the formulae of
(i) sodium oxide
(ii) aluminium chloride
(iii) sodium suphide
(iv) magnesium hydroxide​

Answer 1

Answer:

i) Sodium oxide : Na

2

O

ii) Aluminium Chloride : AlCl

3

iii) Sodium sulfide : Na

2

S

iv) Magnesium Hydroxide : Mg(OH)

2

Answer 2

Answer:

1) sodium oxide-Na2O.

2) aluminium chloride-AlCl3

3)sodium suphide-Na2S

4) magnesium hydroxide-Mg(OH)2

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