Question

a) Write the formulae for the following ionic compounds:
i) Magnesium chloride
ii) Sodium iodide
iii) Calcium carbonate
iv) Potassium oxide
v) Hydrogen chloride
vi) Sodium sulphate
vii) Ammonium phosphate

Answer 1

unds:

i) Magnesium chloride - MgCl₂

ii) Sodium iodide - NaI

iii) Calcium carbonate - CaCO₃

iv) Potassium oxide - K₂O

v) Hydrogen chloride - HCl

vi) Sodium sulphate - Na₂SO₄

vii) Ammonium phosphate - (NH₄)₃PO₄