Cellulose percentage in bamboo fibre is about

Question

Cellulose percentage in bamboo fibre is about

A. 10

B. 20

C. 50

D. 85

Correct Answer :

C. 50

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Kaolin is a/an

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Ethyl alcohol cannot be produced

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

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The most commonly used substance to speed up the sedimentation of sewage is

A. Lime

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Ultimate analysis of coal determines its __________ content.

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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

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Absorption of SO3 in 97% H2SO4 is

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__________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant.

A. Pyrex

C. Lead

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Oil produced by solvent extraction

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Shaving soaps are

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Laboratory glass wares which reacts with hydrofluoric acid, are made of the __________ glass.

A. Lead

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Fat splitting catalyst is

B. ZnO

D. Fe

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Hydrazine is used in water treatment for the removal of

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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

Discuss this answer

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

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Paper pulp produced by Kraft/sulphate process is

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Nitric acid is not used in the manufacture of

Discuss this answer

Antibiotic

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Hydrogenation of vegetable oils is a/an __________ reaction.

Discuss this answer

Which is a high grade pulp?

Discuss this answer

Penicillin, an antibiotic drug was discovered by

Discuss this answer

How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln?

A. 500°C

B. 750°C

Discuss this answer

Catalytic oxidation of naphthalene produces

B. Phenol

Discuss this answer

Low purity oxygen is used for

Discuss this answer

The most reactive allotropic form of phosphorus is __________ phosphorus.

A. Red

B. Yellow

C. Violet

D. Black

Discuss this answer

The combustion reaction, C + O₂ = CO₂, is

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Hydrochloric acid is also known as

Discuss this answer

Styrene-butadiene-rubber (SBR) as compared to natural rubber has

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Pick out the false statement pertaining to water treatment.

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Dacron (or Terylene) fibres as compared to nylon fibres have

Discuss this answer

Answer 1

A. Refractory material

Answer 2

B. Synthetic resin

Answer 3

C. Artificial abrasive

Answer 4

D. Blue pigment

Answer 5

A. From waste sulphite substrate of paper mills

Answer 6

B. By Esterification and hydrolysis of ethylene

Answer 7

C. From molasses

Answer 8

D. None of these

Answer 9

A. Electromagnetic separation

Answer 10

B. Froth floatation

Answer 11

C. Roasting

Answer 12

D. None of these

Answer 13

B. Sulphuric acid

Answer 14

C. Chlorine

Answer 15

D. Sodium bisulphite

Answer 16

A. Carbon, hydrogen, nitrogen & sulphur

Answer 17

B. Carbon, ash, sulphur & nitrogen

Answer 18

C. Carbon, sulphur, volatile matter & ash

Answer 19

D. Carbon, volatile matter, ash & moisture

Answer 20

A. Exothermic

Answer 21

B. Endothermic

Answer 22

C. Not possible

Answer 23

D. None of these

Answer 24

B. Soda lime

Answer 25

D. High silica

Answer 26

A. Has low free fatty acid content

Answer 27

B. Is odourless

Answer 28

C. Both (A) & (B)

Answer 29

D. Neither (A) nor (B)

Answer 30

A. Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a lasting property

Answer 31

B. Metallic soaps compounded with frothing agents

Answer 32

C. High free alkali soaps having excess of cane sugar and alcohol

Answer 33

D. None of these

Answer 34

B. Borosilicate

Answer 35

C. Soda lime

Answer 36

D. Alkali silicate

Answer 37

A. CaCO₃

Answer 38

C. Al₂O₃

Answer 39

A. Colloidal impurities

Answer 40

B. Dissolved oxygen

Answer 41

C. Turbidity

Answer 42

D. Chlorinous taste

Answer 43

A. Sulphuric acid

Answer 44

B. Phosphoric acid

Answer 45

C. Hydrochloric acid

Answer 46

D. Hydrofluoric acid

Answer 47

A. Increase the rate of absorption

Answer 48

B. Avoid corrosion

Answer 49

C. Reduce the cooling water circulation rate

Answer 50

D. None of these

Answer 51

A. Bleached easily

Answer 52

B. Dull white in color

Answer 53

C. Strong fibrous

Answer 54

D. Dark colored

Answer 55

A. Detergents

Answer 56

B. Fertilisers

Answer 57

C. Aqua regia

Answer 58

D. Explosives

Answer 59

A. Inhibits/destroys the growth of microorganisms

Answer 60

B. Is used as a pain reliever

Answer 61

C. Is an antimalarial

Answer 62

D. Is an anaesthetic

Answer 63

A. Endothermic

Answer 64

B. Autocatalytic

Answer 65

C. Exothermic

Answer 66

D. Homogenous

Answer 67

A. Rag pulp

Answer 68

B. Mechanical pulp

Answer 69

C. Sulphate pulp

Answer 70

D. Sulphite pulp

Answer 71

A. Alexander

Answer 72

B. Flaming

Answer 73

C. Doctor Zhivago

Answer 74

D. None of these

Answer 75

C. 1000°C

Answer 76

D. 1500°C

Answer 77

A. Styrene

Answer 78

C. Phthalic anhydride

Answer 79

D. None of these

Answer 80

A. L.D. steel making

Answer 81

B. Cutting and welding of metals

Answer 82

C. Medicinal purposes

Answer 83

D. Chemical oxidation processes

Answer 84

A. Exothermic

Answer 85

B. Endothermic

Answer 86

C. Autocatalytic

Answer 87

D. None of these

Answer 88

A. Oil of vitriol

Answer 89

B. Muriatic acid

Answer 90

C. Strong organic acid

Answer 91

D. Green acid

Answer 92

A. Poorer tensile strength

Answer 93

B. Poorer resistance to oxidation

Answer 94

C. Greater amount of heat build-up under heavy loading

Answer 95

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

Answer 96

A. Aeration of water is effective in CO2 removal

Answer 97

B. The zeolite water softening process reduces the hardness of water by not more than 50%

Answer 98

C. Sodium sulphate or sodium carbonate do not cause hardness in water

Answer 99

D. Water with pH value less than 7, is acidic

Answer 100

A. Better heat & acid resistant properties

Answer 101

B. Poorer resistance to alkalis

Answer 102

C. Poorer dyeability

Answer 103

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

Cellulose percentage in bamboo fibre is about

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Kaolin is a/an

Ethyl alcohol cannot be produced

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

The most commonly used substance to speed up the sedimentation of sewage is

Ultimate analysis of coal determines its __________ content.

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.).

Absorption of SO3 in 97% H2SO4 is

__________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant.

Oil produced by solvent extraction

Shaving soaps are

Laboratory glass wares which reacts with hydrofluoric acid, are made of the __________ glass.

Fat splitting catalyst is

Hydrazine is used in water treatment for the removal of

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

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

Paper pulp produced by Kraft/sulphate process is

Nitric acid is not used in the manufacture of

Antibiotic

Hydrogenation of vegetable oils is a/an __________ reaction.

Which is a high grade pulp?

Penicillin, an antibiotic drug was discovered by

How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln?

Catalytic oxidation of naphthalene produces

Low purity oxygen is used for

The most reactive allotropic form of phosphorus is __________ phosphorus.

The combustion reaction, C + O₂ = CO₂, is

Hydrochloric acid is also known as

Styrene-butadiene-rubber (SBR) as compared to natural rubber has

Pick out the false statement pertaining to water treatment.

Dacron (or Terylene) fibres as compared to nylon fibres have

Also checkout

Cellulose percentage in bamboo fibre is about

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Kaolin is a/an

Ethyl alcohol cannot be produced

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

The most commonly used substance to speed up the sedimentation of sewage is

Ultimate analysis of coal determines its __________ content.

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.).

Absorption of SO3 in 97% H2SO4 is

__________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant.

Oil produced by solvent extraction

Shaving soaps are

Laboratory glass wares which reacts with hydrofluoric acid, are made of the __________ glass.

Fat splitting catalyst is

Hydrazine is used in water treatment for the removal of

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

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

Paper pulp produced by Kraft/sulphate process is

Nitric acid is not used in the manufacture of

Antibiotic

Hydrogenation of vegetable oils is a/an __________ reaction.

Which is a high grade pulp?

Penicillin, an antibiotic drug was discovered by

How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln?

Catalytic oxidation of naphthalene produces

Low purity oxygen is used for

The most reactive allotropic form of phosphorus is __________ phosphorus.

The combustion reaction, C + O2 = CO2, is

Hydrochloric acid is also known as

Styrene-butadiene-rubber (SBR) as compared to natural rubber has

Pick out the false statement pertaining to water treatment.

Dacron (or Terylene) fibres as compared to nylon fibres have

Also checkout

The combustion reaction, C + O₂ = CO₂, is