Chloral is used in the manufacture of

Question

Chloral is used in the manufacture of

A. DDT

B. BHC

Correct Answer :

A. DDT

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Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.

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Fats as compared to oils have

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

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Which of the following fuel gases contains maximum amount of carbon monoxide?

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__________ is an ore concentrating metallurgical process involving a chemical change.

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Catalytic oxidation of naphthalene produces

B. Phenol

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Production of one ton of cement requires about __________ tons of limestone.

A. 0.6

B. 1.2

C. 2.2

D. 3.8

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Which of the following is an organometallic compound?

D. Cumene

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Soaps remove dirt by

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Acrylonitrile is mainly used in the __________ industry.

C. Dyeing

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The catalyst used in shift converter is

A. Nickel

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More than 100 percent of __________ is present in oleum.

A. SO₃

D. SO₂

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Plaster of Paris is

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Pick out the wrong statement.

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The enzyme which converts starch into the disaccharides maltose is

C. Yeast

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Hydrogenation of oil takes place in a/an __________ reactor.

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In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed:

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

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90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

A. < 0

B. 10-30

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Hydrogenation of vegetable oils is a/an __________ reaction.

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Dry ice (solidified CO₂) is used for the

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Raw materials for 'Solvay Process' for manufacture of the soda ash are

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Fermentation is adversely affected by the

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Direct conversion of chemical energy into electrical energy is done in a

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Raw materials used for producing __________ cement does not contain iron oxide.

B. Slag

C. White

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Claude process of gas liquefaction employs

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Phthalic anhydride is produced by the oxidation of

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Dacron is a

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Resistance to fusion of the refractory under a steady rising temperature condition is called

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In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

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Answer 1

C. Parathion

Answer 2

D. None of these

Answer 3

A. Adsorbs

Answer 4

B. Oxidises

Answer 5

C. Reduces

Answer 6

D. Converts

Answer 7

A. More unsaturated glycerides of fatty acids

Answer 8

B. Less unsaturated glycerides of fatty acids

Answer 9

C. Much higher reactivity to oxygen

Answer 10

D. Lower melting point

Answer 11

A. 1 atm & 100°C

Answer 12

B. 5 atm & 275°C

Answer 13

C. 100 atm & 500°C

Answer 14

D. 50 atm & 1000°C

Answer 15

A. Coke oven gas

Answer 16

B. Water gas

Answer 17

C. Blast furnace gas

Answer 18

D. L.D. converter gas

Answer 19

A. Electromagnetic separation

Answer 20

B. Froth floatation

Answer 21

C. Roasting

Answer 22

D. None of these

Answer 23

A. Styrene

Answer 24

C. Phthalic anhydride

Answer 25

D. None of these

Answer 26

A. Isopropyl alcohol

Answer 27

B. Tetra-ethyl lead

Answer 28

C. Zeolite

Answer 29

A. Increasing the surface tension

Answer 30

B. Decreasing wettability

Answer 31

C. Supplying hydrophilic group

Answer 32

D. None of these

Answer 33

A. Polymer

Answer 34

B. Printing

Answer 35

D. Photographic

Answer 36

B. Vanadium

Answer 37

C. Silica gel

Answer 38

D. Alumina

Answer 39

B. H₂SO₄

Answer 40

C. H₂SO₃

Answer 41

A. CaSO₄. ½H₂O

Answer 42

B. Used for setting of broken bones

Answer 43

C. Both (A) and (B)

Answer 44

D. Same as gypsum

Answer 45

A. Dry process is used for the manufacture of cement, when the raw material is blast furnace slag

Answer 46

B. Portland cement is made employing wet process

Answer 47

C. Gypsum is added to Portland cement to lengthen its setting time

Answer 48

D. None of these

Answer 49

A. Diastase

Answer 50

B. Maltase

Answer 51

D. None of these

Answer 52

A. Autothermal

Answer 53

B. Trickle bed

Answer 54

C. Plug flow

Answer 55

D. None of these

Answer 56

A. Furnace → converter → absorber

Answer 57

B. Furnace → evaporator → absorber

Answer 58

C. Furnace → converter → evaporator

Answer 59

D. Converter → furnace → absorber

Answer 60

A. Increase the rate of absorption

Answer 61

B. Avoid corrosion

Answer 62

C. Reduce the cooling water circulation rate

Answer 63

D. None of these

Answer 64

C. 250-280

Answer 65

D. 500-600

Answer 66

A. Endothermic

Answer 67

B. Autocatalytic

Answer 68

C. Exothermic

Answer 69

D. Homogenous

Answer 70

A. Storage & shipment of frozen foods and ice-creams

Answer 71

B. Liquefaction of permanent gases

Answer 72

C. Liquefaction of natural gas

Answer 73

D. None of these

Answer 74

A. Salt, limestone and coke or gas

Answer 75

B. Ammonia, salt and limestone

Answer 76

C. Ammonia limestone and coke

Answer 77

D. None of these

Answer 78

A. Presence of air

Answer 79

B. Absence of air

Answer 80

C. High concentration

Answer 81

D. Presence of ammonium salts

Answer 82

A. Magnetohydrodynamic (MHD) generator

Answer 83

B. Fuel cell

Answer 84

C. Fast breeder reactor

Answer 85

D. None of these

Answer 86

A. Waterproof

Answer 87

D. Pozzolan

Answer 88

A. Merely compression of gas beyond its critical pressure

Answer 89

B. Joule-Thomson expansion cooling

Answer 90

C. Heat exchange with colder stream

Answer 91

D. Adiabatic expansion against a piston or in a turbine

Answer 92

A. Naphthalene

Answer 93

B. Benzene

Answer 94

C. Toluene

Answer 95

D. Aniline

Answer 96

A. Condensation product of Hexamethylene diamine and adipic acid

Answer 97

B. Thermosetting material

Answer 98

C. Condensation product of dimethyl terephthalate and ethylene glycol

Answer 99

D. None of these

Answer 100

A. Spalling

Answer 101

B. Refractoriness

Answer 102

C. Both (A) & (B)

Answer 103

D. Neither (A) nor (B)

Answer 104

A. Diamine and the ring

Answer 105

B. Dibasic acid and the ring

Answer 106

C. Diamine and the dibasic acid

Answer 107

D. None of these

Chloral is used in the manufacture of

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.

Fats as compared to oils have

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

Which of the following fuel gases contains maximum amount of carbon monoxide?

__________ is an ore concentrating metallurgical process involving a chemical change.

Catalytic oxidation of naphthalene produces

Production of one ton of cement requires about __________ tons of limestone.

Which of the following is an organometallic compound?

Soaps remove dirt by

Acrylonitrile is mainly used in the __________ industry.

The catalyst used in shift converter is

More than 100 percent of __________ is present in oleum.

Plaster of Paris is

Pick out the wrong statement.

The enzyme which converts starch into the disaccharides maltose is

Hydrogenation of oil takes place in a/an __________ reactor.

In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed:

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

90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

Hydrogenation of vegetable oils is a/an __________ reaction.

Dry ice (solidified CO₂) is used for the

Raw materials for 'Solvay Process' for manufacture of the soda ash are

Fermentation is adversely affected by the

Direct conversion of chemical energy into electrical energy is done in a

Raw materials used for producing __________ cement does not contain iron oxide.

Claude process of gas liquefaction employs

Phthalic anhydride is produced by the oxidation of

Dacron is a

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In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

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Chloral is used in the manufacture of

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.

Fats as compared to oils have

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

Which of the following fuel gases contains maximum amount of carbon monoxide?

__________ is an ore concentrating metallurgical process involving a chemical change.

Catalytic oxidation of naphthalene produces

Production of one ton of cement requires about __________ tons of limestone.

Which of the following is an organometallic compound?

Soaps remove dirt by

Acrylonitrile is mainly used in the __________ industry.

The catalyst used in shift converter is

More than 100 percent of __________ is present in oleum.

Plaster of Paris is

Pick out the wrong statement.

The enzyme which converts starch into the disaccharides maltose is

Hydrogenation of oil takes place in a/an __________ reactor.

In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed:

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

90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

Hydrogenation of vegetable oils is a/an __________ reaction.

Dry ice (solidified CO2) is used for the

Raw materials for 'Solvay Process' for manufacture of the soda ash are

Fermentation is adversely affected by the

Direct conversion of chemical energy into electrical energy is done in a

Raw materials used for producing __________ cement does not contain iron oxide.

Claude process of gas liquefaction employs

Phthalic anhydride is produced by the oxidation of

Dacron is a

Resistance to fusion of the refractory under a steady rising temperature condition is called

In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

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Dry ice (solidified CO₂) is used for the