Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Chemical Industries
Home
/
Chemistry
/
Chemical Industries
- Page 3
Show/Hide Answers
Chemical Industries
Ore of silicon is called
galena
zinc blende
Cassiterite
silica
Author:
rikazzz
Comment
Chemical Industries
The first step of the Solvay process is
preparation of ammonical brine
carbonation
filtration
calcination
Author:
rikazzz
Comment
Chemical Industries
Which of the following is used as a fuel for jet planes?
Liquefied petroleum gas (LPG)
petrol
naphtha
kerosene
Author:
rikazzz
Comment
Chemical Industries
Ore of chromium is called
galena
zinc blende
cinnabar
chromite
Author:
rikazzz
Comment
Chemical Industries
Which of the following is used as a fuel for motor cars and vehicles?
Liquid Petroleum Gas (LPG)
petrol
naphtha
kerosene
Author:
rikazzz
Comment
Chemical Industries
What are the raw materials used in the Solvay process?
ammonia
brine
lime stone
all of above
Author:
rikazzz
Comment
Chemical Industries
Process in which mineral is separated from the gangue by some physical method is called
crushing, grinding or pulverizing of the ore
concentration of the ore
extraction of metal
refining of metal
Author:
rikazzz
Comment
Chemical Industries
Crude oil is converted into useful products by
drilling
Solvay process
roasting
refining
Author:
rikazzz
Comment
Chemical Industries
Ore of mercury is called
galena
zinc blende
cinnabar
chromite
Author:
rikazzz
Comment
Chemical Industries
The boiling point of petrol is
below 20 °C
35 °C to 70 °C
70 °C to 120 °C
170 °C to 250 °C
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
2
3
4
5
…
7
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English