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Chemical Process

Chemical Process
The main product of high temperature carbonisation of coal is

Ammonia
Phenol
Tar
Coke

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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

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Chemical Process
'Synthesis gas' meant for the synthesis of organic compound is a variable mixture of

CO₂ & H₂
N₂ & H₂
C & H₂
CO & H₂

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Chemical Process
Calcination of gypsum produces

Plaster of paris
Salt cake
Lime
Nitre cake

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Chemical Process
Main constituents of cotton fiber is

Lignin
Starch
Gelatine
Cellulose

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Chemical Process
Blue colour is imparted to glass by the addition of

NaOH
PbO
FeSO₄
CaO

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MORE MCQ ON Chemical Process

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