AS2 Definitions

?
Empirical formula
A formula which shows the simplest whole number ratio of atoms of each element in a compound.
1 of 6
Molecular Formula
A formula which shows the actual number of atoms of each element in a molecule.
2 of 6
Molar gas volume
The volume of one mole of gas under specified conditions of temperature and pressure e.g. 24dm³ at 20°C and one atmosphere pressure.
3 of 6
Homologous series
Compounds which have the same general formula, similar chemical properties and successive members differ by CH2.
4 of 6
Functional group
The part of a structure which determines the characteristic reactions of the compound.
5 of 6
Structural isomers
Molecules which have the same molecular formula but a different structural formula.
6 of 6

Other cards in this set

Card 2

Front

A formula which shows the actual number of atoms of each element in a molecule.

Back

Molecular Formula

Card 3

Front

The volume of one mole of gas under specified conditions of temperature and pressure e.g. 24dm³ at 20°C and one atmosphere pressure.

Back

Preview of the back of card 3

Card 4

Front

Compounds which have the same general formula, similar chemical properties and successive members differ by CH2.

Back

Preview of the back of card 4

Card 5

Front

The part of a structure which determines the characteristic reactions of the compound.

Back

Preview of the back of card 5
View more cards

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Definitions resources »