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