Impart adhesive properties
Improve opacity
Impart resistance to penetration by liquids
None of these
✅ The correct answer is option C.
Chemical Engineering MCQs
A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day of bagasse (after consumption by the factory for heating etc.).
1
10
25
40
✅ The correct answer is option B.
Ca(OH)₂ is called
Quicklime
Slaked lime
Limestone
Gypsum
✅ The correct answer is option B.
__________ is used as a catalyst in fat splitting.
ZnO
Ni
V₂O₅
FeO
✅ The correct answer is option A.
Bio-degradable detergents
Can be readily oxidised
Pose problem in sewerage plant
Have an isoparaffinic structure
Should not be used as it spoils the cloth
✅ The correct answer is option A.
The purpose of tanning in leather industry is to
Stiffen the leather
Smoothen the leather
Make it flexible
Impart water resistance
✅ The correct answer is option A.
Paper pulp produced by kraft/sulphate process is
Bleached easily
Dull white in color
Strong fibrous
Dark colored
✅ The correct answer is option C.
Production of alcohol by fermentation of molasses is an __________ process.
Anaerobic
Aerobic
Endothermic
Both B and C
✅ The correct answer is option B.
Hydrazine is largely used
As a starting material for ‘hypo’
In photographic industry
As rocket fuel
In printing industry
✅ The correct answer is option C.
Bitterns is a/an
Unsaturated fat
Starting material for the production of iodine
By-product of chlor-alkali industry
None of these
✅ The correct answer is option D.