Question

write the chemical formula of the following (1) calcium oxide (2) Magnesium chloride(3) Aluminium hydroxide (4) Ammonium sulphate

Answer 1

(1) Calcium Oxide➡ CaO
(2) Magnesium Chloride➡ MgCl2
(3) Aluminium Hydroxide➡ Al(OH)3
(4) Ammonium Sulphate➡ (NH4)2SO4

Answer 2

Answer:

below

Explanation:(1) Calcium Oxide➡ CaO

(2) Magnesium Chloride➡ MgCl2

(3) Aluminium Hydroxide➡ Al(OH)3

(4) Ammonium Sulphate➡ (NH4)2SO4