Related Questions

Mercaptans are
A Low boiling sulphur compounds
B Added in LPG cylinders to detect gas leakage by its smell
C Undesirable in petrol, as they reduce its octane number
D All of the above
Mercaptans are added to liquefied petroleum gas (LPG) to
A Reduce its cost
B Narrow down its explosion limit
C Assist in checking its leakage from cylinder
D Increase its calorific value
Solution used in Doctor's treatment for the removal of mercaptans is
A Sodium hydroxide
B Sodium plumbite
C Cupric chloride
D Potassium isobutyrate
Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to
A Protect rubber goods from attack by oxygen & ozone present in the atmosphere
B Reduce its viscosity to permit easier processing
C Reduce the time of vulcanisation and quantity of vulcanising agent
D Increase its viscosity
The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.
A Cationic
B Anionic
C Amphoteric
D Semi polar
Presence of non-biodegradable substances, like alkyl benzene sulphonate (ABS) from the detergents in polluted water stream causes
A Fire hazards
B Explosion hazards
C Persistent foam
D Depletion of dissolved oxygen
SN1 বিক্রিয়ায় বিভিন্ন অ্যালকাইল হ্যালাইডের সক্রিয়তা ক্রম হলো (The order of reactivity of various alkyl halides towards SN1 reaction is -)
A 3° > 2° > 1°
B 1° > 2° > 3°
C 1° > 3° > 2°
D 3° > 1° > 2°
Special interest groups get_ that benefits their own groups.
A parliament to pass the legislation
B parliament passed the legislation
C the legislation to pass by parliament
D the legislation that parliament passing
Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by
A Its longer side
B Its shorter side
C The diagonal of the parallelogram which does not pass through the point of intersection of the forces
D The diagonal of the parallelogram which passes through the point of intersection of the forces
________ is the study of how individuals, groups, and organizations select, buy, use, and dispose of goods, services, ideas, or experiences to satisfy their needs and wants.
A Target marketing
B Psychographic segmentation
C Product Differentiation
D Consumer behavior

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