Addition Reactions
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What was formed when bromine water was added to a sample of ethene?
It caused bromine to add across the C = C double bond to form 1, 2-dibromoethane (an addition reaction)
Define an addition reaction.
An addition reaction is one in which two or more molecules react together to form a single molecule
Give an example of an addition reaction.
The addition of hydrogen to ethene to form ethane
What catalyses the reaction in which hydrogen is added to ethene to form ethane?
Nickel
What is the name given to an addition reaction which involves hydrogen reacting with an unsaturated substance?
Hydrogenation reaction
What is a hydrogenation reaction?
A type of addition reaction which involves hydrogen reacting with an unsaturated substance
A hydrogenation reaction involves hydrogen reacting with what?
An unsaturated substance