Types Of Formula Flashcards
1
Q
What is an empirical formula?
A
The smallest whole number ratio of atoms of each element present in a compound
Eg. C6 H12 O6 —> C H2 O
2
Q
What is molecular formula?
A
The actual number and type of atoms of each element in a molecule
3
Q
What is a general formula?
A
The simplest algebraic formula for a member of a homologous series
Eg. Alkanes = C n H 2n+2
4
Q
What is displayed formula?
A
Shows the relative position of atoms in a molecule and all of the bonds between them
5
Q
What is structural formula?
A
Shows the minimal detail for the arrangement of atoms in a molecule and shows clearly which groups are bonded together.
6
Q
Describe the key characteristics of skeletal formula.
A
- A line represents a single bond
- An intersection of two lines represents a carbon atom
- The end of a line represents a CH3 group
