Alkaline
Acidic
Neutral
None of these
A. Alkaline
Cold lime process
Coagulation
Hot-lime soda process
Sequestration
PVC
Silicone
Polyurethanes
Polyamides
Electrolysis
Electrolytic reduction
Electrolytic oxidation
None of these
Addition of soda ash to it
Treating it with zeolites
Passing it through sodium hexametaphosphate
All (A), (B), and (C)
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
Decreases with decrease of thickness of the flakes
Increases with the increasing flake size keeping the flake thickness constant
Increases considerably with the rise of temperature
Decreases as the moisture content of flakes increases
Employs addition polymerisation
Employs condensation polymerisation
Is a monomer
Is an abrasive material
Reduction
Roasting
Calcination
Smelting
As a rocket fuel
In water treatment
As a disinfectant
As fire retardant
Used in glycerine manufacture
An explosive
Used in dye manufacture
None of these
High electrical insulation properties
Sharp melting points
Low co-efficient of thermal expansion
Compressive strength much greater than their tensile strengths
Fatty alcohol
Alkyl benzene sulphonate (ABS)
Fatty acids
Methylene chloride
Coking coals cannot be used
Low carbon conversion efficiency is achieved
Entrainment of solids is higher
Large quantity of coal can be processed
Chlorine
Ammonium chloride
Sodium carbonate
Sodium bi-carbonate
Shaving
Medicated
Metallic
Transparent
Glycerine
Salt petre
Nitro glycerine
Dynamite
Calcium chloride
Potassium sulphate
Sodium sulphate
Calcium sulphate
Dry process is used for the manufacture of cement, when the raw material is blast furnace slag
Portland cement is made employing wet process
Gypsum is added to Portland cement to lengthen its setting time
None of these
Electromagnetic separation mainly
Gravity separation
Froth floatation
Roasting
Greater resistance to corrosion by slags
Less resistance to corrosion by slags
High spalling tendency
None of these
A slow reaction
A discontinuous reaction (requiring regeneration of iron by water gas intermittently)
Still in development stage (by employing fluidised bed technique)
All (A), (B) and (C)
Phosphates
Chromates
Sulphates
Bi-carbonates
A metal can be economically extracted from it
It contains ≥ 40% metal
The metal present in it is costly
All (A), (B) and (C)
Filtration
Boiling
Distillation
None of these
Quick lime
Slaked lime
Limestone
Calcite
Caustic soda
Soda ash
Caustic potash
Soda lime
Autothermal
Trickle bed
Plug flow
None of these
Colloidal impurities
Dissolved oxygen
Turbidity
Chlorinous taste
Act as an acidifying agent
Increase its concentration
Increase the amount of molasses
Increase the crystal size
Catalytic dehydrogenation of ethyl benzene
Dehydration of ethyl alcohol followed by hydrogenation
Reacting ethylene oxide with acetaldehyde
Fermentation of starch