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