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
D. Normally, the turbidity is removed by adding a coagulant prior to sedimentation
A thermosetting material
A condensation polymerisation product
Made by employing emulsion polymerisation
None of these
Alkaline
Acidic
Neutral
None of these
Ca(OH)2
C2H2
CO2
CaCO3
Copper
Lead
Tin
Iron
Explosive
Rocket fuel
Detergents additive
None of these
Ethyl magnesium chloride
Methyl magnesium chloride
Dichlorophenol
Monochloroacetic acid
Polyvinyl chloride
Polythene
Bakelite
Teflon
Stiffen the leather
Smoothen the leather
Make it flexible
Impart water resistance
Red
Yellow
Violet
Black
Detergent
Plasticiser for unsaturated polyester
Starting material for the synthesis of glycerine
Coating ingredient for photographic film
Iron oxide
Soda ash
Limestone
Silica
Lime
Sulphuric acid
Chlorine
Sodium bisulphite
10 atm., 800 °C
10 atm., 170-180°C
1 atm., 170 - 180°C
1 atm., 800°C
Make it corrosion resistant
Make glossy surface
Give elasticity & prevent cracking of the film
Increase atmospheric oxidation
Deaeration
Dechlorination
Both (A) & (B)
Neither (A) nor (B)
Density difference
Wetting characteristics
Terminal velocities
None of these
Lauric acid
Palmitic acid
Stearic acid
Oleic acid
Evaporation and burning the concentrate followed by causticisation of products
Multi-effect evaporation only
Selective liquid extraction
Extractive distillation
High cost of mercury
High specific gravity of mercury
Non-availability of high purity mercury
Pollution of water stream by mercury
Produces 70% NaOH solution
Requires less specific power consumption for the production of chlorine
Requires lesser investment for similar capacity
All (A), (B) and (C)
Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics
Attain distinctiveness from other brands
Act as tarnish inhibitor for metals like German silver
None of these
Alumina
Silica gel
Platinum
Nickel
Pig iron
Steel
Copper
Zinc
Oxidation of naphthalene
Oxidation of benzene
Dehydrogenation of ethyl benzene
None of these
Propyl alcohol
Acetone
Trichloroethylene
Formaldehyde
Soap from lye
Glycerine from lye
The metallic soap
The unsaponified fat from soap
A black, sticky & viscous liquid
Used in the manufacture of greases, emulsions & soaps
Composed mainly of rosin & fatty acids
All (A), (B) & (C)
Benzol-toluol-xylol
Benzol-toluene-xylene
Benzene-toluol-xylol
Benzene-toluene-xylene
Slaked lime
Soda lime
Calcium perchlorate
None of these
White
Black
Yellow
Blue