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