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