Lawrencium
Contents
Key Stage 2
Meaning
Lawrencium is a metal.
Key Stage 3
Meaning
Lawrencium is a Actinide metal element, on the Periodic Table, with an atomic number of 103.
About Lawrencium
Molecular Structure
- Lawrencium has the chemical symbol Lr.
- Lawrencium atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Lawrencium as 103 protons and 163 neutrons in its nucleus giving it an Atomic Number of 103 and an atomic mass of 266.
- Lawrencium is in Period 7 of the Periodic Table because it has 7 electron shells.
Properties
- Lawrencium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Lawrencium is a shiny solid at room temperature.
- Lawrencium is malleable.
- Lawrencium is sonorous.
- Lawrencium is ductile.
Key Stage 4
Meaning
Lawrencium is a Actinide metal element, on the Periodic Table, with 103 protons in the nucleus.
About Lawrencium
Molecular Structure
- Lawrencium has the chemical formula Lr.
- Lawrencium atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Lawrencium has 163 neutrons in its nucleus giving it an atomic mass of 266.
- Lawrencium is in Period 7 of the Periodic Table because it has 7 electron shells.
- Lawrencium loses electrons to form positive metal ions.
Properties
- Lawrencium forms ionic bonds with non-metals.
- Lawrencium is a metal element so it is a good thermal conductor and a good electrical conductor.
- Lawrencium is a shiny solid at standard temperature and pressure and has a high melting point.
- Lawrencium is malleable.
- Lawrencium is sonorous.
- Lawrencium is ductile.