Organic compounds Flashcards
1
Q
What is a homologous series?
A
A group of compounds that can all be represented by the same general formula.
2
Q
What type of homologous series are alkanes?
A
Ones that contain carbon and hydrogen atoms only
3
Q
What is the general formula for alkanes?
A
CnH2n+2
4
Q
What do molecules in the same homologous series contain?
A
The same functional group
5
Q
What is a functional group?
A
A group of atoms that determines how a compound typically reacts.
6
Q
What are the 4 main functional groups?
A
Alkenes, alcohols, carboxylic acids, and esters
7
Q
General formula
A
CnH2n for alkenes
8
Q
Empirical formula
A
CH2
9
Q
Molecular formula
A
C2H4
10
Q
Displayed formula
A
C2H4 (all bonds shown)
11
Q
Structural formula
A
CH2CH2 (Ethene)
