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