CaSO4. ½H2O
Used for setting of broken bones
Both (A) and (B)
Same as gypsum
C. Both (A) and (B)
Na2SO4.10H2O
CaCl(OCl)
CaSO4.H2O
(NH4)2SO4
Increase the density of cement
Decrease the cement setting rate
Both (A) and (B)
Neither (A) nor (B)
Formaldehyde
Phenol
Acetone
Maleic anhydride
Pyrolysis of oil
Sintering of porous catalyst
Hydrogen embrittlement
All (A), (B) and (C)
Light & heavy leather respectively
Heavy & light leather respectively
Both light & heavy leather
Neither light nor heavy leather
Lead glass
High silica (borosilicate) glass
Photo-sensitive glass
Fibre glass
Make it corrosion resistant
Make glossy surface
Give elasticity & prevent cracking of the film
Increase atmospheric oxidation
Dehydration
Reduction
Oxidation
Polymerisation
Calcium sulphate
Sodium chloride
Sodium sulphate
Magnesium chloride
Bauxite
Silicon carbide
Boron carbide
Calcium carbide
Hydration
Decomposition
Oxidation
Reduction
White
Black
Yellow
Blue
Fire extinguishing compounds
Fire proofing agents
Dyes and antiknock compounds
All (A), (B) and (C)
Propyl alcohol
Acetone
Trichloroethylene
Formaldehyde
10
50
80
95
Toluene
Phenol
Propylene
Naphthalene
Storage & shipment of frozen foods and ice-creams
Liquefaction of permanent gases
Liquefaction of natural gas
None of these
102 - 102
105 - 109
102 - 107
109 - 1011
Jena
Flint
Crookes
Pyrex
Radiation
Supported metal oxide catalysts
Ziegler catalysts
All (A), (B) & (C)
Slow sand filters can remove colour completely
Activated carbon can be used for taste & odour control without subsequent filtration
Application of activated carbon reduces the temporary hardness of water
Normally, the turbidity is removed by adding a coagulant prior to sedimentation
Dehydrogenation
Oxidation
Alkylation
Dehydration
Palmitic
Oleic
Stearic
Oxalic
Electromagnetic separation
Froth floatation
Roasting
None of these
Nickel
Platinum
Iron
Alumina
Exothermic
Endothermic
Catalytic
Autocatalytic
Fatty alcohol
Alkyl benzene sulphonate (ABS)
Fatty acids
Methylene chloride
Quick lime
Slaked lime
Limestone
Calcite
80
90
98
100
DDT
BHC
Parathion
None of these