HARD
8th ICSE
IMPORTANT
Earn 100

Why does liquid hydrogen used as rocket fuel?

Important Questions on Hydrogen

EASY
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 2
Which of the following is the first element in the periodic table?
EASY
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 3
Which gas was initially named as 'inflammable gas' by Henry Cavendish?
 
MEDIUM
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 4
Which of the following separate an anode and a cathode of an electrolysers?
 
MEDIUM
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 5
Water gas is:
MEDIUM
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 6
In hydrogenation process:
EASY
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 7
When hydrogen gas reacts with calcium, it forms
MEDIUM
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 8
Hydrogen is used in:
MEDIUM
8th ICSE
IMPORTANT
Lakhmir Singh's Science - Chemistry>Chapter 7 - Hydrogen>EXERCISES>Q 9
Hydrogen gas is widely used in the petroleum industry to remove: