Cement setting under water employs a/an __________ process.
Hydration
Decomposition
Oxidation
Reduction
- Fermentator temperature during production of alcohol from molasses is around __________ °C.
- Blue colour is imparted to glass by the addition of
- __________ of rubber decreases after its vulcanisation.
- Carbon disulphide is mainly used in the production of
- Liquefaction of gases cannot be done by
- Chloral is used in the manufacture of
- In the production of soda ash by Solvay process, the by-product is
- Which of the following is a detergent?
- Which of the following is an unsaturated fatty acid?
- Enamels
- Pick out the wrong statement.
- Shrinkage volume in cement setting does not depend upon the
- Which of the following processes can remove both temporary as well as permanent hardness of water?
- Solvent used for extraction of oil is
- __________ is an ore of lead.
- Chloramines are used in water treatment for
- The product obtained on mixing calcium oxide with water is called
- __________ is not a constituent of gun powder.
- Gun powder uses
- Brackish water which contains mostly dissolved salt, can be purified by the __________ process.
- The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
- CO & H2 are the constituents of
- __________ paper is used in the manufacture of newsprint paper.
- Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic…
- Phthalic anhydride is used
- The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less…
- __________ is produced using molasses as the starting raw material.
- Bleaching action of bleaching powder is due to its __________ properties.
- Lurgi coal gasifier is a pressurised __________ bed reactor.
- Triple superphosphate is manufactured by reacting