Topic 1 - Stoichiometric Relationships

1.1 Introduction to the particulate nature of matter and chemical change

Matter

Temperature

Changes of state

Elements and compounds

Mixtures

Writing and balancing equations

Applications and reactions of butane

The atom economy

1.2 The mole concept

SI: The international system of measurement

Accuracy and SI units

Amount of substance: The mole

Relative atomic mass

Relative formula mass/Relative molecular mass

Molar mass

Mole calculations

Experimental empirical and molecular formula determination

Percentage composition by mass

1.3 Reacting masses and volumes

Stoichiometry

Limiting reagent

Theoretical and experimental yield

Avogadro's law and the molar volume of a gas

The gas laws

Charles's law

Gay-Lussac's law

Boyle's law

The combined gas law

The ideal gas equation

Concentration

Titration's

Particles (atoms, molecules, ions)

Mass

Occupies volume

Constant motion

States of matter

Liquid

Gas

Solid

Kelvin

Celsius

K = •C + 273.15

Element made up of atoms that have the same atomic number

% atom economy = (Molecular mass of atoms of useful products / Molecular mass of atoms in reactants) x 100%

Add up all the constituent relative atomic masses of the molecule