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