Chemistry
Grade-9
Easy

Question

What is the chemical formulae of barium sulphate?

  1. Ba2SO4
  2. BaSO4
  3. Ba(SO4)2
  4. Ba3SO3

hintHint:

Both are present in one unit.

The correct answer is: BaSO4


    • Barium has +2 charge and sulphate has -2 charge.
    • One unit of each would make the compound neutral.
    • The chemical formulae of barium sulphate is BaSO4.