15-30
90-100
250-300
< 0
A. 15-30
Naphthalene
Benzol
Ethyl alcohol
Phthalic anhydride
Sintering
Annealing
Shaping or forming
Melting
Electromagnetic separation mainly
Gravity separation
Froth floatation
Roasting
Surfactant
Builder
Optical brightening agent
Anti soil redeposition agent
Coking coals cannot be used
Low carbon conversion efficiency is achieved
Entrainment of solids is higher
Large quantity of coal can be processed
Simply boiling
Adding alum
Passing it through cation & anion exchangers
All (A), (B) and (C)
< 0
10-30
250-280
500-600
Shift conversion
Oil hydrogenation
Steaming reforming of naphtha
Ammonia cracking/dissociation
Fat
Explosive
Plasticiser
Rocket propellant
Transparent soaps are made by cold process
Organic pigments are used as colouring materials in the soap manufacture
Both laundry as well as toilet soaps are manufactured by hot process
Colourless rosin is used in the manufacture of laundry soaps
Adsorbing on palladium
Absorbing in ethanolamine
Scrubbing with wash oil
Passing it through electrostatic precipitator
Magnesium & potassium compounds
Common salt
Bromine
Iodine
Remove double bonds
Raise its melting point
Improve its resistance to oxidation
None of these
1
10
25
40
Molasses
Benzol
Methylated spirit
None of these
1 - 2
15 - 20
50 - 60
80 - 85
Filtration
Boiling
Distillation
None of these
Presence of air
Absence of air
High concentration
Presence of ammonium salts
C+ ½O2 = CO
CO + 3H2 = CH4 + H2O
CaCO3 = CaO + CO2
CO + ½O2 = CO2
Making oxygen
Producing helium
Mining sulphur
Making nitrogen
Dilute H2SO4
Ethanol amine
Chilled water
Tri-butyl phosphate
Na2SO4
CaSO4. ½H2O
MgSO4
BaSO4
Light soda ash
Dense soda ash
Sodium bicarbonate
Dehydrated soda ash
Sugar
Paper
Alcohol from molasses
Phenol formaldehyde
Lime
Sulphuric acid
Chlorine
Sodium bisulphite
Pyrex
Soda
Flint
Crooke's
CaO & SiO2
SiO2 & Al2O3
CaO & Al2O3
CaO & Fe2O3
Drying oil
Non-drying oil
Semi-drying oil
Saturated oil
Is an exothermic reaction
Increases their melting point
Is done in presence of nickel catalyst
All (A), (B) and (C)
Better heat & acid resistant properties
Poorer resistance to alkalis
Poorer dyeability
All (A), (B) and (C)