Neoprene is chemically known as
Polybutadiene
Styrene butadiene rubber (SBR)
Polyurethane
Polychlorophrene
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- Paper pulp produced by Kraft/sulphate process is
- Hydrogenation of edible vegetable oils
- Pick out the wrong statement.
- Viscose rayon is chemically
- Anion exchanger is regenerated usually with
- RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically
- The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold…
- Sulphur removal by heating of pyrite ore in presence of air is called its
- Pick out the wrong statement.
- P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as
- A good quality coal should have
- Separation of fresh water from sea water can be done by the __________ operation.
- Pick out the wrong statement.
- Permanent hardness of water can be removed by
- Impurities present in brine is normally removed by treatment with
- Alum is commercially produced from
- Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent.
- Pick out the wrong statement pertaining to the soap manufacture.
- Phthalic anhydride is produced by the oxidation of
- Antibiotic
- Aryl benzene sulphonate (ABS) is a
- Iron ore hematite is concentrated using
- Sodium bisulphite is used for __________ water.
- Manufacture of phthalic anhydride uses __________ as a catalyst.
- At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the…
- Commercially ethylene is produced from naphtha by
- White phosphorous is stored under water, because
- Blue vitriol is chemically
- Thorium is mainly used
- Bakelite is chemically known as