Question

Which one is not a coal product?
a) Coal tar b) Coal gas c) Coke d) Lime

Answer 1

Answer:

D lime this is not the product of coal

Answer 2

option (d) Lime is a not a product of coal

Explanation:

• Coal tar, coal gas, and coke are all compounds of coal, but lime, that is made up of calcium and oxygen, is not

• Lime is a calcium-containing inorganic mineral made mainly oxides and hydroxide.

• It is also the name for calcium oxide, which is produced as altered limestone completely filled in volcanic ejecta and as a byproduct of coal-seam fires.

• These substances are still widely used in engineering and construction . Lime is also commonly used for wastewater treatment with ferrous sulphate.