Lesson 4.7.1.1
4.7.1.1 Crude oil, hydrocarbons and alkanes Quiz: AQA Chemistry, Unit 7
20 questions
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Lesson 4.7.1.1, Crude oil, hydrocarbons and alkanes: 20 multiple choice questions for the AQA GCSE Chemistry (8462), Unit 7: Organic chemistry, written with Revision Ninja.
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The 20 questions
-
How is crude oil described in the specification?
- Pure substance
- Finite resource
- Infinite resource
- Synthetic polymer
-
What ancient material is crude oil mainly formed from?
- Plankton
- Insects
- Bones
- Wood
-
What is the general formula of the alkane homologous series?
- CnH2n-2
- CnH2n+2
- CnHn+2
- CnH2n
-
Which of these is one of the first four alkanes?
- Ethene
- Propene
- Ethanol
- Methane
-
Which elements make up hydrocarbon molecules?
- Hydrogen and carbon
- Carbon and nitrogen
- Hydrogen and oxygen
- Carbon and oxygen
-
Which term best describes the composition of crude oil?
- Mixture
- Element
- Solution
- Pure compound
-
Which of these is NOT one of the first four alkanes?
- Ethane
- Butane
- Methane
- Pentane
-
Most hydrocarbons in crude oil belong to which homologous series?
- Alkenes
- Carboxylic acids
- Alkanes
- Alcohols
-
What is the molecular formula of propane?
- C3H4
- C3H8
- C3H6
- C4H10
-
What is the formula of the alkane with 6 carbon atoms?
- C6H10
- C6H14
- C6H12
- C6H16
-
Which formula belongs to the alkane with 5 carbon atoms?
- C5H12
- C5H10
- C5H14
- C5H8
-
What homologous series does the formula C7H16 belong to?
- Alcohols
- Carboxylic acids
- Alkanes
- Alkenes
-
What is the name of the alkane drawn as C2H6?
- Propane
- Ethyne
- Ethene
- Ethane
-
Which of these molecules is an alkane?
- C4H6O
- C4H8
- C3H6
- C4H10
-
Which formula is NOT that of an alkane?
- CH4
- C3H8
- C6H14
- C4H8
-
Which homologous series does a hydrocarbon with formula C10H22 belong to?
- Alkanes
- Polymers
- Esters
- Alkenes
-
Why is crude oil classified as a finite resource?
- Soluble in water
- Never runs out
- Created in labs
- Replaced very slowly
-
What are the only two elements that make up a hydrocarbon molecule?
- Carbon and oxygen
- Hydrogen and nitrogen
- Carbon and sulfur
- Hydrogen and carbon
-
An alkane has 20 hydrogen atoms. How many carbon atoms does it contain?
- 11
- 18
- 10
- 9
-
By what group do successive members of the alkane series differ?
- Hydrogen molecule
- CH3 group
- Carbon atom
- CH2 unit
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