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Chemical Process Quiz 4

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Chemical Process Quiz 4

1 / 50

Digestion of wood-base materials (for manufacture of pulp) is done to ___________?

2 / 50

Ethyl alcohol cannot be produced__________?

3 / 50

Extraction of __________ employs an electrolytic process ?

4 / 50

Dehydrogenation of ethyl benzene produces ___________ ?

5 / 50

Frasch process is for________?

6 / 50

Fusel oil is a/an__________?

7 / 50

Essential oils are usually obtained using___________?

8 / 50

Finely ground calcium aluminate & silicate is a/an ______?

9 / 50

Favourable conditions for the liquefaction of gases in general are _______?

10 / 50

Esterification reaction produces __________?

11 / 50

Fluorescent dyes are added in detergents to___________?

12 / 50

Flash point of most vegetable oils is about ________ ?C ?

13 / 50

Drinking (potable) water treatment does not involve ___________?

14 / 50

Diaphragm electrolytic cell as compared to mercury electrolytic cell_______?

15 / 50

During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to___________?

16 / 50

Fusion of bauxite and _________ produces high alumina cement?

17 / 50

Flexible foam (for mattresses) is usually made of_______?

18 / 50

Fat splitting catalyst is___________?

19 / 50

Dichloro diphenyl _________ is the full form of DDT (an insecticide) ?

20 / 50

Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at ___________?

21 / 50

Epoxy resin___________?

22 / 50

Enzymes are organic catalysts used in the ______ reactions ?

23 / 50

Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at ______ ?C ?

24 / 50

Flux addition during smelting of ore is done to_____?

25 / 50

Fats as compared to oils have _____?

26 / 50

Esterification reaction_____?

27 / 50

Dry ice (solidified CO2) is used for the_____?

28 / 50

Function of sodium thiosulphate (hypo) in development of photographic film/plate is to_______?

29 / 50

Fermentation of molasses to produce ethyl alcohol is done at _________ ?C?

30 / 50

Fourdrinier machine is used in the manufacture of _____?

31 / 50

Fermentator temperature during production of alcohol from molasses is around _______ ?C?

32 / 50

Electric bulbs are made of ________ glass ?

33 / 50

Electro deposition of metals i.e. electroplating is never done on_______?

34 / 50

Fumigant insecticides_____?

35 / 50

During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160?C, as_________?

36 / 50

Dense soda ash used in the manufacture of glass, is chemically represented by___________?

37 / 50

Enzymes are__________?

38 / 50

Fatty material used in soap making is _________?

39 / 50

Free alkali in a toilet soap is ________ that in a laundry shop ?

40 / 50

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ______?

41 / 50

Fat dispersed in water is exemplified by___________?

42 / 50

Ethanol amine is produced using ammonia and__________?

43 / 50

Fish contains about ________ percent oil ?

44 / 50

Function of thinner in a paint is to ________ ?

45 / 50

Fermentation is adversely affected by the______?

46 / 50

Economics of ?Solvay Process? depends upon the efficiency of ___________?

47 / 50

Dehydrogenation of Isopropanol produces ______?

48 / 50

Detergent is produced by the sulphonation of dodecyl benzene, which is an _________ reaction?

49 / 50

Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an?

50 / 50

Enamels________?

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