Metals and Ionic Compounds

Flashcards covering vocabulary terms from the lecture notes on Metals and Ionic Compounds.

Rock

A mixture of minerals.

Minerals

Naturally occurring substances that can be classified as elements and compounds.

Limestone, chalk and marble

Rocks which contain mainly the mineral calcite.

Calcite

A natural form of calcium carbonate.

Ore

Natural rock that contains a high concentration of one or more valuable minerals, typically including metals.

Bauxite

Main ore of aluminium that contains mainly aluminium oxide (Al2O3).

Copper pyrite

The main ore of copper that contains mainly copper iron sulphide (CuFeS2).

Haematite

The main ore of iron that contains mainly iron(III) oxide (Fe2O3).

Galena

The main ore of lead that contains mainly lead(II) sulphide (PbS).

Metallic bond

Refers to the electrostatic attraction between negatively charged delocalized electrons and positively charged metal ions.

Chemical bond

The electrostatic attraction that holds atoms or ions together.

Cation

Ions with a positive charge.

Anion

Ions with a negative charge.

Simple ion

Derives from a single atom.

Polyatomic ion

Derives from a group of atoms.