MEDIUM
JEE Main
IMPORTANT
Earn 100

The first ionisation energy for H, Li, F, Na has one of the following values in kJ mol-1.

 1681, 520, 1312, 495

 Which af these values corresponds to that of hydrogen?

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Important Questions on Hydrogen

MEDIUM
JEE Main
IMPORTANT
Hydrogen from HCl can be prepared by:
EASY
JEE Main
IMPORTANT
Which of the following represents a pair of covalent hydrides?
EASY
JEE Main
IMPORTANT
In Lane’s process, hydrogen is formed by_____.
EASY
JEE Main
IMPORTANT
The temperature of ______K is generated when atomic hydrogen is allowed to recombine on the surface to be welded.
EASY
JEE Main
IMPORTANT
The molecular formula of super heavy water is ______
EASY
JEE Main
IMPORTANT
Which of the following represents a cathode reaction in fuel cell?
EASY
JEE Main
IMPORTANT
Hydrogen is prepared on an industrial scale_____
EASY
JEE Main
IMPORTANT
The catalyst used in Bosch process is_____.