Periodic System for Chemists

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category.post_transition_metals

Metals found between transition metals and metalloids. Softer and have lower melting points than transition metals.

Discovery Period: Ancient times to early 20th century

Characteristics

  • • Lower melting points than transition metals
  • • Softer than transition metals
  • • Form stable cations
  • • Poor to moderate conductivity
  • • Some have toxic properties
  • • Used in alloys and electronics

Elements (11)

13
Al
Aluminum
31
Ga
Gallium
49
In
Indium
50
Sn
Tin
81
Tl
Thallium
82
Pb
Lead
83
Bi
Bismuth
113
Nh
Nihonium
114
Fl
Flerovium
115
Mc
Moscovium
116
Lv
Livermorium

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