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Chemical Industries
Ore of aluminum is called
hematite
chalcopyrite
bauxite
halite
Author:
rikazzz
Comment
Chemical Industries
The last step of the Solvay process is
preparation of ammonical brine
carbonation
preparation of carbon dioxide and slaked lime
recovery of ammonia
Author:
rikazzz
Comment
Chemical Industries
Which of the following is used as a fuel for power stations, factories, and ships?
diesel
lubricating oil
fuel oil
bitumen
Author:
rikazzz
Comment
Chemical Industries
Raw materials for production of urea are
ammonia and carbon dioxide
oxygen and carbon dioxide
ammonia and oxygen
ammonia and phosphate
Author:
rikazzz
Comment
Chemical Industries
Ore of tin is called
galena
zinc blende
Cassiterite
silica
Author:
rikazzz
Comment
Chemical Industries
When earth's crust is drilled, the hydrocarbon came out first is
petroleum
methane
ethane
butane
Author:
rikazzz
Comment
Chemical Industries
Which of the following is used as a fuel for buses, trucks, and trains?
diesel
lubricating oil
fuel oil
bitumen
Author:
rikazzz
Comment
Chemical Industries
The boiling point of naphtha is
below 20 °C
35 °C to 70 °C
70 °C to 120 °C
170 °C to 250 °C
Author:
rikazzz
Comment
Chemical Industries
The fifth step of the Solvay process is
preparation of ammonical brine
carbonation
preparation of carbon dioxide and slaked lime
recovery of ammonia
Author:
rikazzz
Comment
Chemical Industries
The second step of the Solvay process is
preparation of ammonical brine
carbonation
filtration
calcination
Author:
rikazzz
Comment
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