Dichloro diphenyl __________ is the full form of DDT (an insecticide).
Tetrachloroethane
Trichloroethane
Tetrachloromethane
Trichloromethane
- Function of thinner in a paint is to
- Kopper-Totzek coal gasifier
- Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt…
- 99.5% purity oxygen is used in
- Which is the main reducing agent during production of iron from iron ore in a blast furnace?
- Dry ice (solidified CO2) is used for the
- Neoprene is chemically known as
- Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces
- Which of the following is not an abrasive material?
- Multistage catalytic converter is not used in the
- Grignard reagent is chemically known as
- Permanent hardness of water can be removed by
- Which of the following contains least amount of N2?
- Salt cake is chemically represented by
- The end bleaching agent used to move last traces of colour bodies from the pulp is
- The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less…
- Which of the following is not a raw material used for the manufacture of ordinary glass?
- Starting material for the production of butadiene in India is
- Separation of fresh water from sea water can be done by the __________ operation.
- Caprolactam (a raw material for nylon-6 manufacture) is produced from
- Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.
- Yellow phosphorus is transported under
- __________ paper is used in the manufacture of newsprint paper.
- Penicillin is separated from fermented broth by
- Oil is a/an
- Process conditions in fermentator used for production of penicillin is
- Naphthalene is removed from coke oven gas by
- Lithophane is
- Na2CO3.10H2O is called
- Hydrazine is used in water treatment for the removal of