11 mark
The following reaction takes place in the presence of light.
CH4 + Cl2 + light → CH3Cl + HCl
What is the name for this reaction?
Combustion
Polymerisation
Thermal decomposition
Substitution
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Alkanes (Cambridge O Level Chemistry)
Topic Questions
11 mark
When the number of atoms in a molecule of a hydrocarbon increases, the amount of energy released when it burns increases.
What is the correct order?
|
less energy |
→ |
more energy released |
|
|
A |
methane |
ethene |
ethane |
|
B |
ethene |
ethane |
methane |
|
C |
ethene |
methane |
ethane |
|
D |
methane |
ethane |
ethene |
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21 mark
How many moles of hydrogen chloride are formed when one mole of methane reacts with a large excess of chlorine in sunlight?
1
2
3
4
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