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