Polystyrene
Polyisoprene
Polybutadiene
Polychlorophrene
B. Polyisoprene
Cast
Wrought
Pig
High silicon
V2O5 & Cr2O3.
Oxides of nitrogen & Cr2O3
V2O5 on a porous carrier & oxides of nitrogen
Oxides of nitrogen & V2O5 on a porous carrier
As a lubricant
As a rust preventive
In hard water for cleaning of cloth
As a foam depressant in distillation column
Alkaline
Acidic
Neutral
None of these
50
70
95
80
Impart resistance to penetration by liquids
Increase its thickness
Increase its flexibility & opacity
Increase its brightness
Calcium carbonate
Calcium oxide
Tricalcium silicate
Calcium sulphate
Hydrogenation
Hydrolysis
Hydrocracking
Hydration
Benzoic acid
Phenol and acetone
Isoprene
Styrene
Solar evaporation
Vacuum evaporation
Freeze drying
Electrolysis
Nylon-6
Dacron
Polyester
PVC
Dilute H2SO4
Oleum
Ultraviolet light
None of these
Used in glycerine manufacture
An explosive
Used in dye manufacture
None of these
Fischer-Tropsch process
Shift conversion
Hydrogenation of oil
Ostwald's process of HNO3 manufacture
In making PVC
As plasticisers
In insecticides manufacture
For making nylon-6
Independent of
Directly proportional to
Inversely proportional to
Proportional to the square of
Calcium chloride
Potassium sulphate
Sodium sulphate
Calcium sulphate
Triglyceride
Fatty acids
Fatty alcohol
Mono esters
Coking coals cannot be used
Low carbon conversion efficiency is achieved
Entrainment of solids is higher
Large quantity of coal can be processed
300
1100
700
900
Acetylsalicylic acid
Nictonic acid
Calcium acetate
Methyl salicylate
Na2CO3
Na2CO3.10H2O
Na2CO3.H2O
Na2HCO3
Addition of alum (a coagulant)
Boiling
Filtration (through gravity sand filter)
Addition of lime
Zinc
Lead
Boron
Selenium
High cost of mercury
High specific gravity of mercury
Non-availability of high purity mercury
Pollution of water stream by mercury
80
90
98
100
Oxidation of naphthalene
Oxidation of benzene
Dehydrogenation of ethyl benzene
None of these
0.6
1.2
2.2
3.8
It does not react with water
It is poisonous
Its kindling temperature in dry air is very low
It is unstable
Caffeine
Nicotine
Calgon
Lignin