Reactions of alkenes (AQA GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the functional group in alkenes?
What is the functional group in alkenes?
double bond
Why are alkenes more reactive than alkanes?
Why are alkenes more reactive than alkanes?
The double bond can be broken easily
What happens to the bond during addition reactions?
What happens to the bond during addition reactions?
Breaks & becomes single bond
What is the product when ethene reacts with hydrogen?
What is the product when ethene reacts with hydrogen?
Ethane
Is a catalyst needed when alkenes react with halogens?
Is a catalyst needed when alkenes react with halogens?
No catalyst is needed
What is formed when ethene reacts with bromine?
What is formed when ethene reacts with bromine?
Dibromoethane
What type of compound forms when alkenes react with water?
What type of compound forms when alkenes react with water?
Alcohols
Why do alkenes burn with smoky flames?
Why do alkenes burn with smoky flames?
Incomplete combustion produces soot
What does complete combustion of alkenes produce?
What does complete combustion of alkenes produce?
Carbon dioxide and water
Why do all alkenes react in similar ways?
Why do all alkenes react in similar ways?
They have the same functional group
Which addition reactions need a catalyst?
Which addition reactions need a catalyst?
Hydrogen and water reactions
What product is formed when ethene reacts with water?
What product is formed when ethene reacts with water?
Ethanol