Contents
Key Stage 2
Meaning
Key Stage 3
Meaning
Cobalt is a transition metal element, on the Periodic Table, with an atomic number of 27.
About Cobalt
Molecular Structure
- Cobalt has the chemical symbol Co.
- Cobalt atoms join together in large numbers to form a giant metal molecule.
Atomic Structure
- Cobalt as 27 protons and 32 neutrons in its nucleus giving it an Atomic Number of 27 and an atomic mass of 59.
- Cobalt is in Period 4 of the Periodic Table because it has 4 electron shells.
Properties
- Cobalt is a metal element so it is a good thermal conductor and a good electrical conductor.
- Cobalt is a shiny solid at room temperature.
- Cobalt is malleable.
- Cobalt is sonorous.
- Cobalt is ductile.
- Cobalt is magnetic.
Key Stage 4
Meaning
Cobalt is a transition metal element, on the Periodic Table, with 27 protons in the nucleus.
About Cobalt
Molecular Structure
- Cobalt has the chemical formula Co.
- Cobalt atoms join together in a giant metallic structure.
Atomic Structure
- The most stable isotope of Cobalt has 32 neutrons in its nucleus giving it an atomic mass of 59.
- Cobalt is in Period 4 of the Periodic Table because it has 4 electron shells.
- Cobalt loses electrons to form positive metal ions.
Properties
- Cobalt forms ionic bonds with non-metals.
- Cobalt is a metal element so it is a good thermal conductor and a good electrical conductor.
- Cobalt is a shiny solid at standard temperature and pressure and has a high melting point.
- Cobalt is malleable.
- Cobalt is sonorous.
- Cobalt is ductile.
- Cobalt is magnetic.