WorksheetsHydrogen
Total questions: 10
Worksheet time: 5mins
Pure H2O2 is :
Semi – solid
Liquid
Solid
Gas
The freezing point of heavy water is
0°C
3.8°C
4°C
1°C
H2O2 used in rocket has the concentration:
50%
90%
70%
30%
Which of the following statements regarding hydrogen peroxide is/ are incorrect?
As aerating agent in production of sponge rubber
As an antichlor
For restoring white colour of blackened lead painting
All of the above
Atomic hydrogen is called
Protium
Deutrium
Nascent Hydrogen
Tritium
The property of hydrogen which distinguishes it from alkali metals
its non-metallic character
its reducing character
its affinity for non metal
its electropositive character
Hydrogen accepts one electron to form an inert gas configuration. In this it resembles
chalcogens
halogens
alkali metals
alkaline earth metals
Which one of the following is not an isotope of hydrogen?
Ortho hydrogen
Deuterium
Tritium
None of these
Hydrogen has how many isotopes?
3
4
2
1
Which one of the following is formed when zinc reacts with sodium hydroxide?
Hydrogen gas
Sodium zincate
Both
None of these
