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