formulae Flashcards
1
Q
what is empirical formula?
A
simplest possible ratio of the atoms in a molecule
2
Q
what is molecular formula?
A
actual number of atoms in a molecule
3
Q
what is the displayed formula?
A
ratio of atoms
4
Q
what is the structural formula?
A
spatial arrangement of all the atoms and bonds in a molecule
5
Q
what is general formula?
A
CH2CH3CH
6
Q
what is an isomer?
A
compounds that have the same molecular formula but different displayed formulae