Organic Chemistry For Dummies
This is a shortish quiz that covers some key concepts of OCR F322 organic chemistry
- 1.Ethanol is an example of a......
- A.
Primary alcohol
- B.
Secondary alcohol
- C.
Tertiary alcohol
- D.
Ketone
- 2.Bromine reacts with propane in a radical substitution reaction. Below, detail the 3 stages of this reaction and write the equations for each stage.
- 3.Dichloromethane can be made by reacting methane with chlorine. Another substance is produced in the process. What is this substance?
- 4.Which of the following is an alkane?
- A.
C3H7COOH
- B.
C3H5OH
- C.
CH4
- D.
C2H2
- E.
C60H122
- F.
C50H98
- 5.Which one of the following can differentiate ethane from ethene?
- A.
A lighted splint
- B.
Aqueous bromine
- C.
Limewater
- D.
Litmus solution
- 6.Methane is used as a fuel. What property is essential for this use?
- A.
It burns exothermically
- B.
It is a gas
- C.
It is odourless
- D.
It has a low boiling point
- 7.What method can be used to obtain ethene from alkanes?
- A.
Distillation
- B.
Polymerisation
- C.
Dehydrogenation
- D.
Cracking
- 8.Which one of these equations does not represent an addition reaction?
- A.
CH2Cl2+Cl2-->CHCl3+HCl
- B.
C2H4+Br2-->C2H4B2
- C.
NC2H4-->-[CH2-CH2]-n
- D.
C3H6+H2O-->C3H7OH
- 9.Octane is an alkane found in petrol. Which statement is true about octane?
- A.
It can be polymerised
- B.
It decolourises aqueous bromine
- C.
It has a lower boiling point than methane
- D.
It reacts with chlorine by substitution
- 10.Balance the equation: _CH4 + _O2 --> _CO2 + _H2O enter your answer like this: x,x,x,x
- 11.When octane, an alkane present in petrol, is completely burnt, what are the products?
- A.
Carbon dioxide
- B.
Carbon monoxide
- C.
Hydrogen
- D.
Water
- E.
Carbon
- 12.A 10cm^3 sample of gaseous hydrocarbon is completely burnt in oxygen. The total volume of the products is 70cm^3. Which equation represents the combustion?
- A.
CH4(g)+2O2(g)-->CO2(g)+2H2O
- B.
C3H8(g)+5O2(g)-->3CO2(g)+4H2O(g)
- C.
C2H4(g)+3O2(g)-->2CO2(g)+2H2O(g)
- D.
2C2H6(g)+7O2(g)-->4CO2(g)+6H2O(g)
- 13.
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- 14.
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- 15.
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