Alkanes & alkenes Flashcards
1
Q
What are alkanes?
A
Saturated hydrocarbons
2
Q
What’s a hydrocarbon?
A
Compounds made from only carbon and hydrogen
3
Q
Facts about alkanes!
A
They burn in air forming CO2& H2O.
They don’t react either acids or alkali
4
Q
What are the first 3 members of the alkanes series?
A
Methane-CH4
Ethane-C2H6
Propane-C3H8
5
Q
What’s an alkene?
A
An unsaturated hydrocarbon
6
Q
What are the first 3 members of the series?
A
Ethane-C2H4
Propene-C3H6
Butene-C4H9
7
Q
why does saturated & unsaturated mean?
A
Saturated- each carbon is bonded to four other atoms with single bonds
Unsaturated- two carbons can add to the molecule using a double bond.
