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