Chemical Process Quiz 7
1 / 50
Oxygen is produced by fractionation of air using ______ process?
2 / 50
Oils and fats are converted to soap in a process called __________?
3 / 50
Neoprene is the trade name of_____?
4 / 50
Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils_________?
5 / 50
Nitrile rubber is produced by the polymerisation of___________?
6 / 50
Penicillin, an antibiotic drug was discovered by___________?
7 / 50
Oils are partially hydrogenated (not fully) to manufacture Vanaspati , because fully saturated solidified oils ?
8 / 50
Oxidation of SO2 to SO3 is favoured by________?
9 / 50
Nickel is not used as a catalyst in the______?
10 / 50
Neoprene is a___________?
11 / 50
Phenol formaldehyde is produced by condensation polymerisation. It is also known as_______?
12 / 50
Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about _______ ?C ?
13 / 50
Nylon-66 is manufactured from______?
14 / 50
Percentage of alcohol in beer may be around ________ percent?
15 / 50
Oxidation of ortho-xylene in presence of _______ catalyst is done to produce phthalic anhydride on commercial scale ?
16 / 50
Ore concentration by froth floatation utilises the _______ of ore particles ?
17 / 50
Paper pulp produced by Kraft/sulphate process is___________ ?
18 / 50
Phenol is mainly used______?
19 / 50
Nylon-6 as compared to Nylon-66 is having higher_____?
20 / 50
Paper grade bamboo contains about ________ percent cellulose ?
21 / 50
Naphthalene is removed from coke oven gas by __________?
22 / 50
Percentage of glycerine present in the spent lye obtained during soap manufacture is about_________?
23 / 50
Nitrogen is an essential component of ______?
24 / 50
Phosphate rock is a raw material for the manufacture of______?
25 / 50
Nylon-6 is manufactured from ________ ?
26 / 50
Na2CO3 is called __________?
27 / 50
Nitric acid is not used in the manufacture of________?
28 / 50
Nickel is not used as a catalyst in the ___________ reaction ?
29 / 50
Ordinary glass is not a/an__________?
30 / 50
Nicotine is_____?
31 / 50
Permanent hardness of water can be removed by______?
32 / 50
Pasteurisation of milk means________?
33 / 50
Percentage of uranium in Carnotite ore found in Jadugoda (Jharkhand) is about _____?
34 / 50
Permanent hardness of water can be removed by__________?
35 / 50
Nylon-6 is a___________?
36 / 50
Naphthols are derivatives of_________?
37 / 50
One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to__________?
38 / 50
Phenol formaldehyde resin is used as an adhesive in making___________?
39 / 50
Oleum produces fumes of_______?
40 / 50
Permanent hardness of water can be removed by_____?
41 / 50
Nylon-66 is so named because the______?
42 / 50
Phenolic antiseptics are added in the ___________ soap?
43 / 50
Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the ______ process?
44 / 50
P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as______?
45 / 50
Penicillin is separated from fermented broth by ______?
46 / 50
Penicillin is made employing ________ fermentation process?
47 / 50
Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and_____?
48 / 50
Oil produced by solvent extraction_________?
49 / 50
Phenol formaldehyde______?
50 / 50
Neoprene is chemically known as_____?
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