Sucrose content in cane sugar may be around __________ percent.

Question

Sucrose content in cane sugar may be around __________ percent.

A. 50

B. 70

C. 95

D. 80

Correct Answer :

C. 95

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Coal tar is used as a

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CaSO4 . ½H₂O is known as

C. Gypsum

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Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on

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Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?

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Pick out the wrong statement.

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Which of the following is not produced on commercial scale from sea water?

Discuss this answer

Alum is commercially produced from

A. Gypsum

C. Galena

Discuss this answer

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

A. Pyrex

C. Lead

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Baking soda is chemically represented by

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Sulphur removal by heating of pyrite ore in presence of air is called its

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Hydrocyanic acid (HCN) is used as an insecticide for

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Carborundum consists mainly of

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Calcareous & argillaceous materials are used in the manufacture of

A. Lead

B. Cement

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Bleaching action of bleaching powder is due to its __________ properties.

Discuss this answer

Bleaching of paper pulp is done with

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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 is the most efficient absorbent for SO₃ out of the following?

Discuss this answer

H2S is scrubbed from refinery gases by absorption using

Discuss this answer

Permanent hardness of water can be removed by

Discuss this answer

In the manufacture of viscose rayon, the raw material used industrially is

B. Bamboo

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Glycerine can be obtained from

A. Fat

C. Cumene

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Which of the following processes is absent in glass manufacturing process?

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Calgon used in water treatment is chemically

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Main constituents of Portland cement are calcium aluminate and

A. Gypsum

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More than 100 percent of __________ is present in oleum.

A. SO₃

D. SO₂

Discuss this answer

Chloral is used in the manufacture of

A. DDT

B. BHC

Discuss this answer

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

A. 75

B. < 10

C. > 30

D. 50

Discuss this answer

Drinking (potable) water treatment does not involve

Discuss this answer

Answer 1

A. Binding material for coal briquettes

Answer 2

B. Fuel in rotary kiln

Answer 3

C. Binder in making carbon electrodes

Answer 4

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

Answer 5

A. Blue vitriol

Answer 6

B. Plaster of Paris

Answer 7

D. Zeolite

Answer 8

A. Thermosetting

Answer 9

B. Thermoplastic

Answer 10

C. Fibrous

Answer 11

D. Chemically active

Answer 12

A. Slaked lime

Answer 13

B. Soda lime

Answer 14

C. Calcium perchlorate

Answer 15

D. None of these

Answer 16

A. 10 atm., 800 °C

Answer 17

B. 10 atm., 170-180°C

Answer 18

C. 1 atm., 170 - 180°C

Answer 19

D. 1 atm., 800°C

Answer 20

A. Oxidation of Na⁺ ions

Answer 21

B. Oxidation of Cl^- ions

Answer 22

C. Reduction of Na⁺ ions

Answer 23

D. Reduction of Cl^- ions

Answer 24

A. Eosin requirement in tallow soap is about 40-50% which fastens the lather formation, softens the hard soaps and increases its cleansing action

Answer 25

B. Soap powder is prepared by mixing soap with hydrated sodium carbonate

Answer 26

C. Detergents differ from soaps in their action in hard water

Answer 27

D. Tarnish inhibitor (e.g., Benzotriazole) is added in soap to facilitate the removal of stains due to tea, blood etc

Answer 28

A. Bromine

Answer 29

B. Magnesium compounds

Answer 30

C. Potassium compounds

Answer 31

D. Sodium sulphate

Answer 32

B. Feldspar

Answer 33

D. Bauxite

Answer 34

B. Soda lime

Answer 35

D. High silica

Answer 36

A. Na₂CO₃

Answer 37

B. NaHCO₃

Answer 38

C. Na₂CO₃.H₂O

Answer 39

D. Na₂CO₃.10H₂O

Answer 40

A. Reduction

Answer 41

B. Roasting

Answer 42

C. Calcination

Answer 43

D. Smelting

Answer 44

A. Controlling timber degradation by ants

Answer 45

B. Controlling poultry lice

Answer 46

C. Potato beetle

Answer 47

D. Citrus fruits

Answer 48

A. Bauxite

Answer 49

B. Silicon carbide

Answer 50

C. Boron carbide

Answer 51

D. Calcium carbide

Answer 52

C. Carbon disulphide

Answer 53

D. None of these

Answer 54

A. Reducing

Answer 55

B. Oxidising

Answer 56

C. Disinfecting

Answer 57

D. None of these

Answer 58

A. Activated clay

Answer 59

B. Bromine

Answer 60

C. Chlorine or chlorine dioxide

Answer 61

D. Magnesium sulphite

Answer 62

A. 20% oleum

Answer 63

B. 65% oleum

Answer 64

C. 78% H₂SO₄

Answer 65

D. 98% H₂SO₄

Answer 66

A. Dilute H₂SO₄

Answer 67

B. Ethanol amine

Answer 68

C. Chilled water

Answer 69

D. Tri-butyl phosphate

Answer 70

A. Addition of soda ash to it

Answer 71

B. Treating it with zeolites

Answer 72

C. Passing it through sodium hexametaphosphate

Answer 73

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

Answer 74

A. Eucalyptus wood

Answer 75

C. Bagasse

Answer 76

D. Fine teak wood

Answer 77

B. Naphthalene

Answer 78

D. Sucrose

Answer 79

A. Sintering

Answer 80

B. Annealing

Answer 81

C. Shaping or forming

Answer 82

D. Melting

Answer 83

A. Sodium phosphate

Answer 84

B. Sodium hexametaphosphate

Answer 85

C. Calcium phosphate

Answer 86

D. Tricresyl phosphate

Answer 87

B. Silicates

Answer 88

C. Sodium silicate

Answer 89

D. Carbonates

Answer 90

B. H₂SO₄

Answer 91

C. H₂SO₃

Answer 92

C. Parathion

Answer 93

D. None of these

Answer 94

A. Coagulation

Answer 95

B. Sedimentation

Answer 96

C. Softening

Answer 97

D. Disinfection

Sucrose content in cane sugar may be around __________ percent.

Correct Answer :

Show all Chemical Process MCQ

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Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?

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Sucrose content in cane sugar may be around __________ percent.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Coal tar is used as a

CaSO4 . ½H2O is known as

Poly Vinyl Chloride (P.V.C.) is a __________ material.

Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on

In sulphate pulp manufacture, the pressure and temperature in the digestor is

Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?

Pick out the wrong statement.

Which of the following is not produced on commercial scale from sea water?

Alum is commercially produced from

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

Baking soda is chemically represented by

Sulphur removal by heating of pyrite ore in presence of air is called its

Hydrocyanic acid (HCN) is used as an insecticide for

Carborundum consists mainly of

Calcareous & argillaceous materials are used in the manufacture of

Bleaching action of bleaching powder is due to its __________ properties.

Bleaching of paper pulp is done with

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

Which is the most efficient absorbent for SO3 out of the following?

H2S is scrubbed from refinery gases by absorption using

Permanent hardness of water can be removed by

In the manufacture of viscose rayon, the raw material used industrially is

Glycerine can be obtained from

Which of the following processes is absent in glass manufacturing process?

Calgon used in water treatment is chemically

Main constituents of Portland cement are calcium aluminate and

More than 100 percent of __________ is present in oleum.

Chloral is used in the manufacture of

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

Drinking (potable) water treatment does not involve

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CaSO4 . ½H₂O is known as

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