Your periodic table, always with you.

Use it offline. Find elements quickly. Keep favorites and personal notes on iPhone and iPad.

Transition Metals

Metals found in Groups 3-12, characterized by partially filled d orbitals. Form colored compounds and exhibit multiple oxidation states.

Discovery Period: Ancient times to 20th century

Characteristics

  • • High melting and boiling points
  • • Multiple oxidation states
  • • Form colored compounds
  • • Good conductors
  • • Often have catalytic properties
  • • Hard and strong metals

iPhone & iPad

Your periodic table, always with you.

  • Access element data offline, in the lab or in class.
  • Find elements quickly by name, symbol, or atomic number.
  • Save favorite elements and add your own notes.
Published App Store screenshots: periodic table, element details, and search (English).