Related Questions

The process in which the chlorination is done beyond the break point is known as
A Pre-chlorination
B Post chlorination
C Super chlorination
D Break point chlorination
Chlorination of benzene is done to produce benzene hexachloride (a pesticide) in a photochemical reactor lined with
A Karbate
B Lead or glass
C Fireclay bricks
D PVC
In chlorination, with the rise in temperature of water, death rate of bacteria
A Increases
B Decreases
C Remains unaffected
D None of the above
Which of the following chemical compounds can be used for de-chlorination of water?
A Carbon dioxide
B Bleaching powder
C Sulphur dioxide
D Chloramines
As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is
A Smaller
B Larger
C Same
D None of the above
BHC (Benzene hexachloride) is made by the chlorination of benzene
A Which is an addition reaction
B Which is a substitution reaction
C In absolute dark
D In presence of sunlight
Mixing vessel used for the chlorination of methane to produce methyl chloride is made of
A Copper
B Cast iron
C Aluminium
D High carbon steel
Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
A Gravity settling chamber
B Cyclone separator
C Electrostatic precipitator
D Bag filter
Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas?
A Packed scrubber
B Gravity settling chamber
C Electrostatic precipitator
D Hydrocyclone
Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of
A Ozone and iodine
B Chlorine or its compounds
C Ultraviolet light for irradiation of water
D All of the above

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