Which of the following is used as a coagulant in water treatment?
Chloramine
Chlorine
Ferrous sulphate
Hydrogen peroxide
- Use of hydrated lime in water treatment
- Fusel oil is a/an
- Prussian blue is chemically represented by
- Which one of the following is not an elastomer?
- A unit operation is exemplified by the process of
- Which one of the following is not likely to be a constituent of vegetable oils?
- Styrene is produced from ethyl benzene by the process of
- 10% oleum comprises of 10% free
- Mercury cells for caustic soda manufacture, compared to diaphragm cells
- Starting material for the production of styrene butadiene rubber (SBR) is
- Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers…
- Solvent used for extraction of oil is
- Which of the following is not a food additive?
- Bromine content in sea water may be around __________ ppm.
- Inversion of sucrose produces
- Helium is produced on commercial scale from
- Which of the following is not responsible for causing permanent hardness of water?
- Ethyl alcohol cannot be produced
- Chalcopyrite is the main ore of
- __________ of rubber decreases after its vulcanisation.
- Nickel is not used as a catalyst in the
- Lurgi coal gasifier is a pressurised __________ bed reactor.
- Which of the following is an endothermic reaction?
- Pick out the correct statement.
- Alum is commercially produced from
- Triple superphosphate is manufactured by reacting
- Major component of flint glass is
- CaSO4 . ½H2O is known as
- Antibiotic
- Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…