Zusammenfassung der Ressource
Transition Elements
- All conduct heat and elctricity
- Malleable
- Ductile
- Shiny and sonorous
- Physical properties
- VERY high melting and boiling points
- VERY high densities
- Stronger and harder than Group I
- Chemical properties
- Have more than one
oxidation state
- Example: iron (II) ions; Fe 2+;
iron (III) ions; Fe 3+
- Form COLOURED COMPUNDS
- Forms complex ions
- Many are good catalysts
- Less reactive than metals from other groups