Question

Write the chemical formulae of the following.
(a) Magnesium chloride
(b) Calcium oxide
(c) Aluminium chloride
(d) Calcium carbonate ​

Answer 1

Explanation:

(a) Magnesium chloride --mgcl2

(b) Calcium oxide --cao

(c) Aluminium chloride --Alcl2

(d) Calcium carbonate ---caco3

Answer 2

Answer:

(a) magnesium chloride = MgCl2

(b) calcium oxide = CaO

(c) aluminium chloride = AlCl₃

(d) calcium carbonate = CaCO3

Explanation:

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