Types Of Questions
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Hydrogen

- Kinds of questions that can be asked in the next exam
1
JEE Mains
The maximum prescribed concentration of copper in drinking water is:
A
B
C
D
The volume strength of solution is:
A
B
C
D
The substance used for regenerating the exhausted permutit is :
A
B
dil.
C
solution
D
Solution
The method used to remove temporary hardness of water is :
A
Calgon's method
B
Clark's method
C
Ion-exchange method
D
Synthetic resins method

An inorganic substance liberates oxygen on heating and turns an acidic solution of brown and reduces acidified solution. The substance is:

A
B
C
D
2
JEE Advanced

Single Correct Questions
Which one of the following pairs of reactants does not produce oxygen when they react with each other?
A
solution (hot, conc.)
B
C
solution (cold, dilute)
D
(dilute, small amount)
Which isotope of hydrogen is/are radioactive in nature?
A
Protium and deuterium
B
Tritium only
C
Tritium and deuterium
D
Only deuterium
Non-stoichiometric hydrides are produced by:
A
palladium, vanadium
B
manganese, lithium
C
nitrogen, fluorine
D
carbon, nickel
The formula of exhausted permutit is_________.
A
B
C
D
In which of the following way, the transportation of hydrogen gas do not take place?
A
Liquid
B
Gas
C
Compressed gas
D
Pressurized gas