C7 - Organic Chemistry [2] Flashcards
1
Q
What do hydrocarbons contain
A
Hydrogens and carbons
2
Q
What when does complete combustion occur
A
When there is plenty of oxygen
3
Q
What when does imcomplete combustion
A
When there is a lack of oxygen
4
Q
How do you separate hydrocarbons
A
Fractional distillation
5
Q
What does a pure substance mean
A
When something is in its natural state
6
Q
How to calculate the Rf value
A
Distance travelled by substance (divided) distance travelled by solvent
