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