Question

1. Write down the formulae of
(0 sodium oxide
(tt aluminium chloride
(ili 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

i) Sodium oxide : Na2O

ii) Aluminium Chloride : AlCl3

iii) Sodium sulfide : Na2S

iv) Magnesium Hydroxide : Mg(OH)2