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