Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.
Phthalic anhydride
Vinyl chloride
Maleic anhydride
Dacron
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- Prussian blue is chemically represented by
- High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to
- Unsaturated oils compared to saturated oils have
- __________ glass is used for the manufacture of optical glass.
- Thermal pyrolysis of ethylene dichloride produces
- Which of the following is not a pyrite ore?
- Potassium is kept & transported under
- Cumene (isopropyl benzene) is made by
- Which of the following is not an antibiotic?
- At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the…
- Industrial production of chloroform requires acetone and
- Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________…
- Sea water contains about __________ ppm of bromine.
- Zeigler process
- Gypsum is chemically
- Main product in calcium carbide-water reaction is
- Phosphoric acid is prepared from
- Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome…
- Concentration of sulphide ores is done usually by
- Hydrogenation of oil/fat does not
- Na2CO3.10H2O is called
- Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
- Proximate analysis of coal determines its __________ content.
- Pure rectified spirit contains about __________ percent alcohol.
- Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by
- The main component of Pyrex glass is
- Which of the following is used as a coagulant in water treatment?
- Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure…
- Free alkali in a toilet soap is __________ that in a laundry shop.
- Insulin is an __________ drug.