Question 1
1 markWhich of the following is the correct systematic name for a compound with the structural formula \( CH_{3}CH(OH)CH_{2}CH_{3} \)?
Cambridge OCR A Level · Chemistry B (Salters) - H433
Arenes, electrophilic substitution and diazonium compounds: Practice Questions
2 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Arenes, electrophilic substitution and diazonium compounds.
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Question 2
1 markA compound has the molecular formula \( C_{4}H_{10}O \). Which of the following functional groups could not be present in an isomer of this compound?
Question 3
2 marksIdentify the functional group present in a molecule that reacts with neutral iron(III) chloride solution to produce a characteristic purple colouration.
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Question 4
3 marksExplain why but-2-ene can exist as E/Z isomers, whereas but-1-ene cannot.
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Question 5
2 marksGive the systematic name for the aliphatic hydrocarbon with the molecular formula \(C_5H_{12}\) that contains a quaternary carbon atom.
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Question 6
2 marksA compound has the molecular formula \(C_4H_8O_2\). It could be a carboxylic acid or an ester.
(a) Name the functional groups present in butanoic acid and ethyl ethanoate.
(b) Describe a simple chemical test using sodium carbonate, \(Na_2CO_3\), to distinguish between these two compounds. Include the expected observation.
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Question 7
4 marksNylon-6,6 is a synthetic polymer used in the textile industry.
(a) Identify the two monomers used to produce nylon-6,6 and name their functional groups.
(b) Name the type of polymerisation that occurs.
(c) Draw the repeating unit of nylon-6,6, clearly showing the amide link.
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