Question

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

Answer 1

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i) $Na_{2}O$

ii)$AlCl_{3}$

iii)$Na_{2}S$

iv) $Mg(OH)_{2}$

Answer 2

Explanation:

Formula of;

i)Sodium Oxide:-Na2O

ii)Aluminium Chloride:-AlCl3

iii)Sodium Sulphide:-Na2S

iv)Magnesium Hydroxide:-Mg(OH)2