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Lead

Key Stage 2

Meaning

Lead is a metal.

Key Stage 3

Meaning

Lead is a Group 4 metal element, on the Periodic Table, with an atomic number of 82.

About Lead

Molecular Structure

Lead has the chemical symbol Pb.
Lead atoms join together in large numbers to form a giant metal molecule.

Atomic Structure

Lead as 82 protons and 125 neutrons in its nucleus giving it an Atomic Number of 82 and an atomic mass of 207.
Lead is in Period 6 of the Periodic Table because it has 6 electron shells.

Properties

Lead is a metal element so it is a good thermal conductor and a good electrical conductor.
Lead is a shiny solid at room temperature.
Lead is malleable.
Lead is sonorous.
Lead is ductile.

Key Stage 4

Meaning

Lead is a Group 4 metal element, on the Periodic Table, with 82 protons in the nucleus.

About Lead

Molecular Structure

Lead has the chemical formula Pb.
Lead atoms join together in a giant metallic structure.

Atomic Structure

The most stable isotope of Lead has 125 neutrons in its nucleus giving it an atomic mass of 207.
Lead is in Period 6 of the Periodic Table because it has 6 electron shells.
Lead loses electrons to form positive metal ions.

Properties

Lead forms ionic bonds with non-metals.
Lead is a metal element so it is a good thermal conductor and a good electrical conductor.
Lead is a shiny solid at standard temperature and pressure and has a high melting point.
Lead is malleable.
Lead is sonorous.
Lead is ductile.