Galena
Chalcopyrite
Hematite
Bauxite
C. Hematite
Sedimentation
Coagulation
Disinfection
Softening
Activated clay
Bromine
Chlorine or chlorine dioxide
Magnesium sulphite
Nitrobenzene
Toluene
Nitrotoluene
Benzene
Not a fumigant
BHC (Benzene Hexachloride) containing 99% γ-isomer
A by-product of BHC manufacture
Both (B) and (C)
Mixture of glycerides
Mixture of glycerides of fatty acids
Solid at normal temperature
Ester of alcohols other than glycerine
Carbon, hydrogen, nitrogen & sulphur
Carbon, ash, sulphur & nitrogen
Carbon, sulphur, volatile matter & ash
Carbon, volatile matter, ash & moisture
Limestone
Soda ash
Coke
Sodium sulphate
15-30
90-100
250-300
< 0
Carbonates
Bicarbonates
Phosphates
Sulphates
Drilling of petroleum wells and pickling of steel sheets
Manufacture of cationic detergent
Treatment of spent fuel of nuclear reactor
None of these
CaO, SiO2, Al2O3
MgO, SiO2, K2O
Al2O3, MgO, Fe2O3
CaO, MgO, K2O
Fire extinguishers
Sugar
Baking powder
Detergents
Rag pulp
Mechanical pulp
Sulphate pulp
Sulphite pulp
Nickel
Vanadium
Silica gel
Alumina
Chemical
Biochemical
Photochemical
Electrochemical
Shift conversion
Oil hydrogenation
Steaming reforming of naphtha
Ammonia cracking/dissociation
Plastic
Monoclinic
Rhombic
Flowers of sulphur
Ethylene dichloride
Chlorobenzene
Carbon tetrachloride
Chlorinated paraffin
FeSO4
PbO
CaO
NaOH
Formaldehyde
Ethyl alcohol
Diethyl ether
Phenol
Soap
Metallic soap
Detergent
Alkaloid
Flocculate the impurities
Facilitate fast filtration
Both (A) and (B)
Neither (A) nor (B)
Increases
Increases linearly
Decreases
Decreases linearly
Shaving
Medicated
Metallic
Transparent
Fluorine
Chlorine
Bromine
Iodine
1 atm & 100°C
5 atm & 275°C
100 atm & 500°C
50 atm & 1000°C
Naphthalene
Benzol
Ethyl alcohol
Phthalic anhydride
Viscose rayon
Corundum
Plasticiser for unsaturated polyester
Paints
Crystallisation
Vacuum crystallisation
Atmospheric distillation
Dehydration
Lime, clay and soda ash
Sand, lime and soda ash
Silica, alumina and clay
Silica, alumina and soda ash