Inorganic compounds are

Answer: Option D

Inorganic compounds are NaCI, H₂O, SO₂, NH₃ and H₂SO₄, CO.
An inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound.
Some simple carbon compounds are often considered inorganic. Examples include the allotropes of carbon (graphite, diamond, buckminsterfullerene, etc.), carbon monoxide, carbon dioxide, carbides.