Stereoisomerism (AQA A-Level Chemistry): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is stereoisomerism?
What is stereoisomerism?
Same formula, different spatial arrangement
What causes restricted rotation around a double bond?
What causes restricted rotation around a double bond?
The pi bond
What must each carbon of a double bond have for E/Z isomerism to occur?
What must each carbon of a double bond have for E/Z isomerism to occur?
Two different groups attached
In a Z isomer, where are the highest priority groups?
In a Z isomer, where are the highest priority groups?
On the same side of the double bond
In an E isomer, where are the highest priority groups?
In an E isomer, where are the highest priority groups?
On opposite sides of the double bond
In CIP priority rules, what determines which group has higher priority?
In CIP priority rules, what determines which group has higher priority?
Higher atomic number
When directly attached atoms are identical, what determines priority?
When directly attached atoms are identical, what determines priority?
Atoms further down the chain
Between and attached to a double bond carbon, which has higher priority?
Between and attached to a double bond carbon, which has higher priority?
Between an ethyl group and a methyl group, which has higher priority?
Between an ethyl group and a methyl group, which has higher priority?
Ethyl group
What effect does E/Z isomerism have on compounds?
What effect does E/Z isomerism have on compounds?
Affects physical & chemical properties