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