Unit 1 chemistry - definitions

Relative isotopic mass

Relative molecular mass

Anhydrous

Simple molecular lattice

Shell

Alkali

1st Ionisation energy

Ion

Acid

Intermolecular force

2nd Ionisation energy

Successive ionisation energies

Hydrogen bond

Period

Salt

Periodicity

Hydrated

Group

Reduction

Oxidation

Electronegativity

Reducing agent

Giant metallic lattice

Oxidising agent

Electron configuration

Giant ionic lattice

Redox reaction

Principal quantum number

Thermal decomposition

Oxidation number

Giant covalent bond

Van der waals forces

Sub-shell

Molecule

Empirical formulae

Polar molecule

Polar covalent bond

Electron shielding

Permanent dipole-dipole force

Permanent dipole

Disproportionation

Displacement reaction

Delocalised electrons

Dative covalent bond

Covalent bond

Concentration

Compound

Cation

Molecular formula

Mole

Molar volume

Catalyst

Molar mass (M)

Base

Metallic bond

Mass number

Avogadro constant

Lone pair

Atomic number

Limiting reagent

Stoichiometry

Standard solution

Species

Isotopes

Orbital

Relative atomic mass

Spectator ions

Ionic bond

Relative formula mass

Anion