Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials.
Coke and sand
Brine and coal
Coke and caustic soda
None of these
- Pasteurisation of milk means
- Pure rectified spirit contains about __________ percent alcohol.
- CaO is called
- Hydrazine (N2H4) is used mainly as a/an
- Yellow phosphorus is transported under
- Lurgi coal gasifier is a pressurised __________ bed reactor.
- __________ process is used for the commercial production of nitric acid by the catalytic oxidation of…
- Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of
- Hydrogenation of oil does not
- In the production of soda ash by Solvay process, the by-product is
- Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic…
- Glass is
- Heating of __________ to 120°C, produces plaster of paris.
- __________ is used as a catalyst in fat splitting.
- A substance produced by a living organism and capable of anti-microbial activity is called a/an
- Which of the following sugars is the sweetest?
- Le-Blanc process is a primitive process for the manufacture of
- Viscosity index improver (like polystyrene or polyisobutylene) is added to lubricant to
- Salt is the basic raw material for the manufacture of
- Nitric acid is not used in the manufacture of
- The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
- Which of the following is the main constituent of the mother liquor produced in salt industry?
- Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
- Which of the following is an unsaturated fatty acid?
- Bitterns is a/an
- Chrome tanning and vegetable tanning are done for
- Pick out the wrong statement.
- Nylon-6 is a
- Manufacture of phthalic anhydride uses __________ as a catalyst.
- Chemical formula of oleum is