paper 2 Flashcards
1
Q
Isomers
A
Isomers are molecules that have the same molecular formula, but different structural formulas, this means they are made of the same atoms, but the atoms are arranged differently.
2
Q
What is the definition of a homologous series?
A
A homologous series is a group of organic compounds that have similar chemical properties, due to them having the same functional group.
3
Q
LIST 1-4
A
Methane
Ethane
Propane
Butane
4
Q
What is the general formula for alkanes?
A
CnH2n+2
5
Q
What is the definition of a hydrocarbon?
A
a molecule that only contains the elements carbon and hydrogen.
6
Q
As the chain length (number of carbon atoms) of alkanes increases, they become:
A
More viscous
Less volatile
Less flammable
7
Q
A
