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