Pick out the wrong statement.
Strongly caking coal should not be used in the Lurgi gasifier
Acetylene gas cannot be used for illumination purpose
Water gas is called blue gas because of the color of the flame, when it is burnt
Gaseous fuels require less percentage of excess air for combustion as compared to liquid fuels
- Pick out the wrong statement.
- Varnish does not contain
- Pick out the true statement pertaining to water treatment.
- In the production of soda ash by Solvay process, the by-product is
- Consider the production of ammonia from methene and air as raw materials. The catalysts used are:(i)…
- Sucrose is a
- Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…
- The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.
- The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
- Proximate analysis of coal determines its __________ content.
- Nitric acid is not used in the manufacture of
- Which is a high grade pulp?
- Dechlorination of treated water is necessary to
- __________ is produced using Polycondensation reaction.
- Main use of hydrazine is
- Fluorescent dyes are added in detergents to
- Styrene (a monomer for the production of polystyrene) is commercially produced by
- Which of the following, when pyrolysed, produces Perchloroethylene?
- Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled…
- Calgon used in water treatment is chemically
- SO2 is bubbled through hot sugar cane juice to
- The product obtained on mixing calcium oxide with water is called
- The main use of HCl is in the
- Bromine content in sea water may be around __________ ppm.
- Styrene is produced from ethyl benzene by the process of
- Electro deposition of metals i.e. electroplating is never done on
- Air used in aerobic fermentation must be sterilized, otherwise the
- Which of the following is not a raw material used for the manufacture of ordinary glass?
- Use of hydrated lime in water treatment
- Reaction of calcium carbide with water produces a gas, which is used