Flash point of most vegetable oils is about __________ °C.
50
100
200
300
- Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________…
- Phthalic anhydride is made by the
- In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms…
- Hydrazine is largely used
- Neoprene is chemically known as
- Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled…
- Sea water contains about __________ ppm of bromine.
- Ultimate analysis of coal determines its __________ content.
- High temperature carbonisation of coal takes place at __________ °C.
- Wax is a
- Claude process of gas liquefaction employs
- Chemical formula of oleum is
- __________ is an ore of lead.
- Oils and fats are converted to soap in a process called
- Industrial production of chloroform requires acetone and
- Lithophane is
- Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…
- Haemoglobin is a/an
- Na2CO3.10H2O is called
- Cooking liquor in case of sulphite process is
- Oxygen is produced by fractionation of air using __________ process.
- Le-Blanc process is a primitive process for the manufacture of
- Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
- Fish contains about __________ percent oil.
- Hydrocyanic acid (HCN) is used as an insecticide for
- Vulcanisation of rubber
- Which of the following is not a product of coal tar distillation?
- Polythene is a/an __________ polymerisation product.
- Liquor poisoning generally occurs due to the presence of __________ in it.
- Pick out the wrong statement.