Naturally occuring clay which is capable of exchanging cations
Abrasive material
Catalyst used in shift conversion
None of these
✅ The correct answer is option A.
Chemical Engineering MCQs
In the production of soda ash by Solvay process, the by-product is
CaCl₂
NH₄Cl
NH₃
NaOH
✅ The correct answer is option A.
The combustion reaction, C + O₂ = CO₂, is
Exothermic
Endothermic
Autocatalytic
None of these
✅ The correct answer is option A.
Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of
Carbon
Arsenic
Lead
Sulphur
✅ The correct answer is option B.
Pick out the wrong statement pertaining to nitric acid.
About 90% of nitric acid is manufactured by Ostwald
It is a strong mono basic acid which reacts with almost all the metals except noble metals
Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂)
Arc process of nitric acid manufacture is economical as compared to Ostwald
✅ The correct answer is option D.
Grignard reagent is chemically known as
Ethyl magnesium chloride
Methyl magnesium chloride
Dichlorophenol
Monochloro acetic acid
✅ The correct answer is option A.
The enzyme which converts starch into the disacharides maltose is
Diastase
Maltase
Yeast
None of these
✅ The correct answer is option A.
Average sulphur content in Indian pyrites is about __________ percent.
15
35
55
70
✅ The correct answer is option B.
Nylon-6 as compared to Nylon-66 is having higher
Hardness
Abrasion/resistance
Melting point
None of these
✅ The correct answer is option D.
Penicillin is separated from fermented broth by
Extraction with amyl or butyl acetate
Ternery azeotropic distillation
Evaporation in calendria
Extractive distillation
✅ The correct answer is option A.