level: alkenes + combustion of alkenes
Questions and Answers List
level questions: alkenes + combustion of alkenes
| Question | Answer |
|---|---|
| why can't alkenes be used as fuels | incomplete combustion, they can't release energy |
| alkenes have at least one what | covalent carbon to carbon double bond |
| name the alkene | ethene |
| name the alkene | propene |
| name the alkene | butene |
| why does methene not exist | methane only contains one carbon atom whilst alkenes need to have a double bond between two carbon atoms |
| general formula for alkenes | CnH2n |
| why are alkenes unsaturated | they have two less hydrogen atoms than the alkane with the same number of carbon atoms |
| what's the alkenes functional group | the carbon to carbon double bond |
| what is a functional group | the part of the molecule that determines how it reacts |
| molecules that all have the same functional group are known as | a homologous series |
| what is produced during the combustion of alkenes and what is the process called | carbon monoxide, co2, water and unburnt carbon particles, incomplete combustion |
| incomplete combustion causes alkenes to burn with a... | smokey flame |
| why can't alkenes be used as fuels | incomplete combustion, they can't release energy |
| why can't alkenes be used as fuels | incomplete combustion, they can't release energy |