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