Alkenes (Edexcel GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What elements are hydrocarbons made of?
What elements are hydrocarbons made of?
Carbon and hydrogen only
What makes alkenes unsaturated?
What makes alkenes unsaturated?
They have at least one double bond
What is the general formula for alkenes?
What is the general formula for alkenes?
What is the formula of ethene, the simplest alkene?
What is the formula of ethene, the simplest alkene?
What is the formula of propene?
What is the formula of propene?
Why are alkenes more reactive than alkanes?
Why are alkenes more reactive than alkanes?
The double bond is weaker
What type of reactions do alkenes undergo when the double bond breaks?
What type of reactions do alkenes undergo when the double bond breaks?
Addition reactions
What happens in an addition reaction with an alkene?
What happens in an addition reaction with an alkene?
Double bond breaks, new atoms added
What colour is bromine water before reacting?
What colour is bromine water before reacting?
Orange
What happens to bromine water when it reacts with an alkene?
What happens to bromine water when it reacts with an alkene?
It turns colourless
How common are alkenes as fuels compared to alkanes?
How common are alkenes as fuels compared to alkanes?
Less common