Bauxite
Silicon carbide
Boron carbide
Calcium carbide
✅ The correct answer is option B.
Chemical Engineering MCQs
Neoprene is chemically known as
Polybutadiene
Styrene butadiene rubber (SBR)
Polyurathane
Polychloroprene
✅ The correct answer is option D.
Phenol formaldehyde resin is used as an adhesive in making
Laminates
Card boxes
Furniture
Books
✅ The correct answer is option A.
Pencillin is made employing __________ fermentation process.
Continuous
Aerobic batch
Anaerobic batch
None of these
✅ The correct answer is option B.
Which of the following has sodium bicarbonate as its main constituent ?
Baking soda
Baking powder
Washing soda
None of these
✅ The correct answer is option B.
Acetone is produced by catalytic dehydrogenation of
Phenol
Naphthalene
Isopropanol
Ethyl benzene
✅ The correct answer is option C.
Synthesis gas is a mixture of
CO and H₂
N₂ and H₂
H₂, CH₄ and CO
CO₂ and H₂
✅ The correct answer is option A.
Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about __________ °C.
-83
-183
-196
-218
✅ The correct answer is option B.
During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to
Increase the rate of absorption
Avoid corrosion
Reduce the cooling water circulation rate
None of these
✅ The correct answer is option B.
Electrodeposition of metals i.e. electroplating is never done on
Metals
Alloys
Refractories
Non-metals
✅ The correct answer is option C.