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