Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils
Fire fighting purposes
Both (A) & (B)
Neither (A) nor (B)
C. Both (A) & (B)
V2O5 & Cr2O3.
Oxides of nitrogen & Cr2O3
V2O5 on a porous carrier & oxides of nitrogen
Oxides of nitrogen & V2O5 on a porous carrier
Avoid mechanical weakening of fibre
Remove lignin by way of crystallisation
Increase the cellulose content
None of these
PVC
Silicone
Polyurethanes
Polyamides
Controlling timber degradation by ants
Controlling poultry lice
Potato beetle
Citrus fruits
< 0
10-30
250-280
500-600
Furnace → converter → absorber
Furnace → evaporator → absorber
Furnace → converter → evaporator
Converter → furnace → absorber
Laminates
Card boxes
Furniture
Books
A natural rubber
A synthetic polymer
A synthetic monomer
Another name of silicone rubber
Moisture, ash, sulphur & volatile matter
Moisture & volatile matter
Moisture, sulphur, nitrogen & fixed carbon
None of these
V2O5
Pt
Ni
Cr
Naphthalene
Benzol
Ethyl alcohol
Phthalic anhydride
Has low free fatty acid content
Is odourless
Has more of unsaturates
None of these
Concentrated H2SO4
Sulphurous acid
Oleum
None of these
Fertiliser
Steel
Paper
Paint
1 - 2
15 - 20
50 - 60
80 - 85
Blue vitriol
Gypsum
Calcium silicate
Calcium sulphate
Catalytic hydrogenation of carbon monoxide produces methyl alcohol
In nylon-6, the number 6 represents the total number of carbon atoms in the ring
Raw materials for DDT manufacture are benzene and chlorine
Ethanolamines are produced by using ammonia and ethylene oxide as raw material
Monomer
Synthetic rubber
Polyester
None of these
Strongly caking coal should not be used in the Lurgi gasifier
Acetylene gas cannot be used for illumination purpose
Water gas is called blue gas because of the color of the flame, when it is burnt
Gaseous fuels require less percentage of excess air for combustion as compared to liquid fuels
Cellulose
Lignin
Both (A) & (B)
None of these
FeO.TiO2
Ca SO4 . 2H2O
Fe4 [Fe (CN6)3]
AlF3 . 3NaF
Pyrex
Soda
Flint
Crooke's
Adjust the pH of the syrup
Remove the coloring matter from the syrup
Reduce the viscosity of the syrup
Improve the rate of crystallisation of sugar
Endothermic
Autocatalytic
Exothermic
Homogenous
Phenol
Naphthalene
Benzene
Pyridine
Low ash content
Low ignition temperature
High electrical resistivity
All (A), (B) and (C)
Oxidation of an aldehyde
Hydrolysis of an ether
Esterification of a fat
None of these
Phosphoric acid
Phosphorous
Superphosphates
All (A), (B) and (C)
Low temperature and low pressure
Low temperature and high pressure
High temperature and low pressure
High temperature and high pressure
Ethyl alcohol
Ethylene
Both (A) & (B)
Neither (A) nor (B)