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