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