Optical Isomerism (A-level only) (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 are optical isomers?
What are optical isomers?
Non-superimposable mirror images
What causes optical isomerism in molecules?
What causes optical isomerism in molecules?
Chirality
How many different groups must be bonded to a chiral carbon?
How many different groups must be bonded to a chiral carbon?
Four
In what way are enantiomers chemically and physically identical?
In what way are enantiomers chemically and physically identical?
In all aspects except plane-polarised light
What does a dextrorotatory enantiomer do to plane-polarised light?
What does a dextrorotatory enantiomer do to plane-polarised light?
Rotates it clockwise
What is a laevorotatory enantiomer denoted as?
What is a laevorotatory enantiomer denoted as?
-isomer
What is plane polarised light?
What is plane polarised light?
Light with waves vibrating in same plane
How do two enantiomers affect plane polarised light?
How do two enantiomers affect plane polarised light?
Rotate it in opposite directions
Why does 2-chlorobutane exhibit optical isomerism?
Why does 2-chlorobutane exhibit optical isomerism?
Has chiral centre with four distinct groups
What did the two enantiomers of thalidomide demonstrate?
What did the two enantiomers of thalidomide demonstrate?
One was sedative, other caused defects