Flashcards in Key Definitions Deck (12):
A compound that contains ONLY hydrogen and carbon atoms.
Alkanes general formula
CnH2n + 2
Alkenes general formula
4 Features of a homologous series
1- Trend in physical properties
2- Similar chemical properties
3- Same chemical formula
4- Each successive member of the series differs by CH2
Contains only single bonds (alkanes)
Contains double bonds (alkenes)
Same molecular formula, different structural formula
What is Diffusion?
The random mixing and moving of particles in liquids
What is an element?
Substances that cannot be broken down into anything simpler because they are made up of only one small particle
What is a mixture?
Contains two or more substances
What is a molecule?
the building blocks of the substances around us