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

Question

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

A. 0.6

B. 1.2

C. 2.2

D. 3.8

Correct Answer :

B. 1.2

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Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

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Terylene is

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Haemoglobin is a/an

D. Enzyme

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Ultimate analysis of coal determines its __________ content.

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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

Discuss this answer

Maleic anhydride is produced by catalytic oxidation of

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Which one of the following is not an elastomer?

Discuss this answer

__________ acid is an unsaturated fatty acid.

B. Oleic

D. Oxalic

Discuss this answer

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

Discuss this answer

BHC (Benzene hexachloride) is made by the chlorination of benzene

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A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day of bagasse (after consumption by the factory for heating etc.).

A. 1

B. 10

C. 25

D. 40

Discuss this answer

Main constituent of dolomite is

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Thermoplastic materials

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Gun powder uses

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Penicillin, an antibiotic drug was discovered by

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Caprolactam (a raw material for nylon-6 manufacture) is produced from

A. Phenol

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__________ is an ore of lead.

A. Quartz

B. Galena

Discuss this answer

Cation exchanger is regenerated usually with

A. NaOH

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Phthalic anhydride is produced by the oxidation of

Discuss this answer

Sugar content in sugarcane on cane basis is about __________ percent by weight.

A. 1 to 5

Discuss this answer

__________ acid is the main constituent of cotton seed oil.

A. Acetic

D. Oleic

Discuss this answer

Pick out the wrong statement.

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Na2CO3 is called

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Glycerine is recovered from lye by

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__________ paper is used in the manufacture of newsprint paper.

B. Board

C. Tissue

Discuss this answer

Pick out the endothermic reaction out of the following.

Discuss this answer

Which of the following is not an abrasive material?

B. Pumice

Discuss this answer

Litharge is

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Production of alcohol by fermentation of molasses is a/an __________ process.

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Zeolite is a/an

Discuss this answer

Answer 1

A. As a lubricant

Answer 2

B. As a rust preventive

Answer 3

C. In hard water for cleaning of cloth

Answer 4

D. As a foam depressant in distillation column

Answer 5

A. Same as Dacron

Answer 6

B. A polyester

Answer 7

C. Both (A) & (B)

Answer 8

D. Neither (A) nor (B)

Answer 9

A. Amino acid

Answer 10

B. Biological catalyst

Answer 11

C. Protein

Answer 12

A. Carbon, hydrogen, nitrogen & sulphur

Answer 13

B. Carbon, ash, sulphur & nitrogen

Answer 14

C. Carbon, sulphur, volatile matter & ash

Answer 15

D. Carbon, volatile matter, ash & moisture

Answer 16

C. 250-280

Answer 17

D. 500-600

Answer 18

A. Toluene

Answer 19

B. Ethyl alcohol

Answer 20

C. Naphthalene

Answer 21

D. Benzene

Answer 22

A. Polyisoprene

Answer 23

B. Neoprene

Answer 24

C. Nitrile-butadiene

Answer 25

D. None of these

Answer 26

A. Palmitic

Answer 27

C. Stearic

Answer 28

A. Mechanical

Answer 29

B. Sulphate/Kraft

Answer 30

C. Sulphite

Answer 31

D. Neutral sulphite semi-chemical

Answer 32

A. Which is an addition reaction

Answer 33

B. Which is a substitution reaction

Answer 34

C. In absolute dark

Answer 35

D. In presence of sunlight

Answer 36

A. CaCO₃

Answer 37

B. MgCO₃

Answer 38

C. K₂CO₃

Answer 39

D. Na₂CO₃

Answer 40

A. Do not soften on application of heat

Answer 41

B. Are heavily branched molecules

Answer 42

C. Are solvent insoluble

Answer 43

D. None of these

Answer 44

A. Sulphur

Answer 45

B. Charcoal

Answer 46

C. Potassium nitrate

Answer 47

D. All (A), (B), & (C)

Answer 48

A. Alexander

Answer 49

B. Flaming

Answer 50

C. Doctor Zhivago

Answer 51

D. None of these

Answer 52

B. Naphthalene

Answer 53

C. Benzene

Answer 54

D. Pyridine

Answer 55

C. Siderite

Answer 56

D. Chalcopyrite

Answer 57

B. H₂SO₄

Answer 58

C. Hydrazine

Answer 59

D. Alum solution

Answer 60

A. Naphthalene

Answer 61

B. Benzene

Answer 62

C. Toluene

Answer 63

D. Aniline

Answer 64

B. 5 to 10

Answer 65

C. 15 to 20

Answer 66

D. 20 to 30

Answer 67

B. Linoleic

Answer 68

C. Palmitic

Answer 69

A. Conversion of SO₂ to SO₃ in Monsanto-4 pass converter is about 98%

Answer 70

B. The chemical formula of oleum is H2S2O7, which is formed by saturating sulphuric acid with sulphur trioxide

Answer 71

C. Vitriol oil is nothing but technical sulphuric acid

Answer 72

D. Decomposition of sulphuric acid on heating does not start before its boiling

Answer 73

A. Washing soda

Answer 74

B. Soda ash

Answer 75

C. Plaster of Paris

Answer 76

D. Calcite

Answer 77

A. Evaporation followed by vacuum distillation

Answer 78

B. Liquid extraction technique

Answer 79

C. Extractive distillation technique

Answer 80

D. None of these

Answer 81

A. Ground-wood

Answer 82

D. Wrapping

Answer 83

A. C+ ½O₂ = CO

Answer 84

B. CO + 3H₂ = CH₄ + H₂O

Answer 85

C. CaCO₃ = CaO + CO₂

Answer 86

D. CO + ½O₂ = CO₂

Answer 87

A. Bakelite

Answer 88

C. Corundum

Answer 89

D. Carborundum

Answer 90

A. Lead oxide

Answer 91

B. Zinc oxide

Answer 92

C. Zinc sulphide

Answer 93

D. Cellulosic photographic material

Answer 94

A. Anaerobic

Answer 95

B. Aerobic

Answer 96

C. Endothermic

Answer 97

D. Both (B) and (C)

Answer 98

A. Naturally occuring clay which is capable of exchanging cations

Answer 99

B. Abrasive material

Answer 100

C. Catalyst used in shift conversion

Answer 101

D. None of these

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

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

Terylene is

Haemoglobin is a/an

Ultimate analysis of coal determines its __________ content.

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

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BHC (Benzene hexachloride) is made by the chlorination of benzene

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__________ acid is the main constituent of cotton seed oil.

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