Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

Chemical Process
Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

Hydrochloric acid

Nitric acid

Methyl alcohol

Formic acid

Hydrochloric acid

Nitric acid

Methyl alcohol

Formic acid

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

Furnace → evaporator → absorber

Furnace → converter → evaporator

Furnace → converter → absorber

Converter → furnace → absorber

Furnace → evaporator → absorber

Furnace → converter → evaporator

Furnace → converter → absorber

Converter → furnace → absorber

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Chemical Process
Use of chlorine in the treatment of sewage

Increases the biological oxygen demand(BOD)

Helps in grease separation

Aids in flocculation

Causes bulking of activated sludge

Increases the biological oxygen demand(BOD)

Helps in grease separation

Aids in flocculation

Causes bulking of activated sludge

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Chemical Process
The most stable allotropic form of phosphorous is the __________ phosphorous.

Yellow

Red

Black

White

Yellow

Red

Black

White

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Chemical Process
Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.

250-300

90-100

15-30

250-300

90-100

15-30

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Chemical Process
Hydrazine is largely used

In photographic industry

In printing industry

As rocket fuel

As a starting material for 'hypo'

In photographic industry

In printing industry

As rocket fuel

As a starting material for 'hypo'

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Chemical Process

Chemical Process Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

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

Chemical Process Use of chlorine in the treatment of sewage

Chemical Process The most stable allotropic form of phosphorous is the __________ phosphorous.

Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.

Chemical Process Hydrazine is largely used

Chemical Process
Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

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

Chemical Process
Use of chlorine in the treatment of sewage

Chemical Process
The most stable allotropic form of phosphorous is the __________ phosphorous.

Chemical Process
Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C.

Chemical Process
Hydrazine is largely used