Zeolite used in water softening process (cation exchange) is regenerated by washing with

Chemical Process
Zeolite used in water softening process (cation exchange) is regenerated by washing with

Sodium bisulphite

Brine

Liquid chlorines

Chloramines

Sodium bisulphite

Brine

Liquid chlorines

Chloramines

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Chemical Process
Percentage of glycerene present in the spent lye obtained during soap manufacture is about

35

20

5

0.5

35

20

5

0.5

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

1 atm., 170 - 180°C

10 atm., 800 °C

10 atm., 170-180°C

L atm., 800°C

1 atm., 170 - 180°C

10 atm., 800 °C

10 atm., 170-180°C

L atm., 800°C

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Chemical Process
Vinyl chloride (CH₂ = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of

100 kgi/cm² & 500°C

4 kgf/cm² & 500°C

40 kg/cm² & 200°C

10 kgf/cm² & 1000°C

100 kgi/cm² & 500°C

4 kgf/cm² & 500°C

40 kg/cm² & 200°C

10 kgf/cm² & 1000°C

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Chemical Process
Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda?

Mercury electrolytic cell process

None of these

Diaphragm electrolytic cell process

Lime-soda process

Mercury electrolytic cell process

None of these

Diaphragm electrolytic cell process

Lime-soda process

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Chemical Process
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.

75

> 30

50

< 10

75

> 30

50

< 10

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Chemical Process

Chemical Process Zeolite used in water softening process (cation exchange) is regenerated by washing with

Chemical Process Percentage of glycerene present in the spent lye obtained during soap manufacture is about

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

Chemical Process Vinyl chloride (CH₂ = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of

Chemical Process Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda?

Chemical Process 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.

Chemical Process
Zeolite used in water softening process (cation exchange) is regenerated by washing with

Chemical Process
Percentage of glycerene present in the spent lye obtained during soap manufacture is about

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

Chemical Process
Vinyl chloride (CH₂ = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of

Chemical Process
Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda?

Chemical Process
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.