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Class 11 Chemistry
Hydrogen
Quiz 1
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Pure HO is :
0%
Semi – solid
0%
Liquid
0%
Solid
0%
Gas
Explanation
Liquid
The freezing point of heavy water is
0%
0°C
0%
3. 8°C
0%
4°C
0%
1°C
Explanation
3. 8°C
HO used in rocket has the concentration:
0%
50%
0%
90%
0%
70%
0%
30%
Explanation
90%
Which of the following hydrides are generally nonstochiometric in nature?
0%
Ionic Hydrides
0%
Molecular Hydrides
0%
Interstitial Hydrides
0%
All of the Above.
Explanation
Interstitial Hydrides
What is the product of the reaction of HO with Cl?
0%
O+ HOCl
0%
HCl + O
0%
HO + HCl
0%
HCl + H
Explanation
HCl + O
Water shows anomalous behavior between
0%
0 to 4°C
0%
0 to 5°C
0%
0 to -4°C
0%
4 to 0°C
Explanation
0 to 4°C
Which of the following statements regarding hydrogen peroxide is/ are incorrect?
0%
As aerating agent in production of sponge rubber
0%
As an antichlor
0%
For restoring white colour of blackened lead painting
0%
All of the above
Explanation
All of the above
Atomic hydrogen is called
0%
Protium
0%
Deutrium
0%
Nascent Hydrogen
0%
Tritium
Explanation
Nascent Hydrogen
The volume strength of5 NHO
0%
4. 8
0%
5. 2
0%
8. 8
0%
8. 4
Explanation
8. 4
Hydrogen has isotopes
0%
2
0%
3
0%
4
0%
5
Explanation
4
Pure HO is:
0%
Semi – solid
0%
Liquid
0%
Solid
0%
Gas
Explanation
Liquid
_________________ on water decolourises HO
0%
O
0%
Acidic KMnO solution
0%
Black Suspension of Lead Sulphide(PbS)
0%
None of these.
Explanation
Black Suspension of Lead Sulphide(PbS)
What is gram equivalent weight of hydrogen peroxide as reductant?
0%
100
0%
125
0%
152
0%
None of the Above
Explanation
152
Hydrogen is the most abundant element on earth after______.
0%
Oxygen
0%
Carbon
0%
Sulphur
0%
None of the Above
Explanation
Oxygen
Hydrogen is a good __________ agent.
0%
Oxidizing
0%
Reducing
0%
Acidic
0%
Basic
Explanation
Reducing
The volume of 10 volume HO required to liberate 500 ml of O at S. T. P. is :
0%
25 ml
0%
50 ml
0%
100 ml
0%
125 ml
Explanation
50 ml
Hydrogen is most __________ element in the universe.
0%
Abundant
0%
None
0%
Both
0%
Consumer
Explanation
Abundant
Water gas is mixture of hydrogen H and
0%
CO
0%
Cl
0%
SO
0%
None of the above
Explanation
CO
0 h : 0 m : 1 s
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