Chemical Process MCQ Questions & Answers | Chemical Engineering

A. 10

B. 40

C. 70

D. 85

A. Poor oxidation stability and high gum forming tendency

B. Greater tendency of decomposition at elevated temperature

C. Hydrolysis tendency in presence of water

D. All of the above

A. Phosphate rock with phosphoric acid

B. Phosphate rock with sulphuric acid

C. Phosphate rock with nitric acid

D. Ammonium phosphate with phosphoric acid

A. Phenol formaldehyde

B. An inorganic polymer

C. Poly tetrafluoroethylene (P.T.F.E.)

D. A monomer

A. 10 atm., 800 °C

B. 10 atm., 170-180°C

C. 1 atm., 170 - 180°C

D. L atm., 800°C

A. Coagulation

B. Sedimentation

C. Softening

D. Disinfection

A. Detergent

B. Vanaspati

C. Soap

D. Mercaptans

A. Hard

B. Soft

C. Metallic

D. Lubricating

A. Same as dacron

B. A polyester

C. Both A & B

D. Neither A nor B

A. Preferred over contact process for producing 98 to 100% H₂SO₄ and various oleums

B. Non-catalytic and operates only on pyrites

C. A batch process for directly producing high strength (98 to 100%) H₂SO₄

D. None of these