Alkanes
1 mark · NormalWhat is required for a substitution reaction between ethane and chlorine to take place?
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Correct option: Ultraviolet light
Common mistakes: Picking 'catalyst'; Picking 'heating to 1000°C'
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Marking points
B1 · 1 mark · Selects 'Ultraviolet light'.
Worked solution
The reaction between ethane and chlorine requires ultraviolet light to start.