Chemical name of 'alum' is
Barium sulphate
Aluminium sulphate
Aluminium chloride
Calcium sulphate
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- Neoprene is the trade name of
- Very fine suspended and colloidal impurities are removed from water by a process called
- Acrylonitrile is mainly used in the __________ industry.
- __________ glass is used for the manufacture of optical glass.
- Fish contains about __________ percent oil.
- The type of high refractive index glass used in optical instruments is __________ glass.
- In the Lurgi coal gasifier
- The basic constituent of vegetable oils is
- The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold…
- Pick out the wrong statement.
- Fumigant insecticides
- Dehydrogenation of ethyl benzene produces
- __________ is produced using molasses as the starting raw material.
- Pick out the wrong statement.
- Sodium bisulphite is used for __________ water.
- P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as
- __________ is used as a catalyst in fat splitting.
- Synthetic glycerine is produced from
- Massecuite is
- Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used
- Caprolactam (a raw material for nylon-6 manufacture) is produced from
- Which form of sulphur is the most stable at room temperature?
- Viscose rayon is chemically
- Cement mainly contains
- Salt cake is chemically represented by
- Zeolite is used in the
- Isopropyl benzene produced by alkylation of benzene with propylene is known as
- Catalytic oxidation of naphthalene produces
- Manufacture of phthalic anhydride uses __________ as a catalyst.
- Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C.