Industrial Chemical MCQs with Answers

Which industry uses chlorine in the production process?

• A.Textile and leather
• B.Glass and ceramics
• C.Paper and plastics
• D.Fertilizer and pesticide

Method used to separate a mixture of two liquids is called _?

• A.Fractional distillation
• B.Filtration
• C.Chromatography
• D.Crystallization

In preparation of soap, steam is passed through the mixture of vegetable oils or fats and caustic soda. The role of steam in the soap-making process is ?

• A.To melt the fats in the mixture
• B.To act as a catalyst for saponification
• C.To dilute the caustic soda solution
• D.To prevent the formation of glycerol

Which of the following is an inorganic fertilizer?

• A.Urea
• B.Ammonium nitrate
• C.Superphosphate
• D.All of these

The Solvay process is used for the production of?

• A.Sodium chloride
• B.Sodium carbonate
• C.Sodium hydroxide
• D.Sodium bicarbonate

H2S is removed from petroleum by?

• A.Sodium hydroxide
• B.Ethanol amine
• C.Sulfuric acid
• D.Calcium carbonate

In the nitration of benzene, which electrophile is used?

• A.H₂SO₄
• B.NO₃⁻
• C.NO₂⁺
• D.HNO₃

A process in which liquid is purified is called?

• A.Filtration
• B.Distillation
• C.Sedimentation
• D.Evaporation

The material used for bleaching paper pulp is ?

• A.Potassium nitrate
• B.Sodium chloride
• C.Calcium carbonate
• D.Sodium hypochlorite

Past Paper MCQ

Which of the following processes is used in water purification?

• A.Fermentation
• B.Electrolysis
• C.Reverse Osmosis
• D.Sublimation