Group III

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Group III may refer to:

Chemistry[edit]

In the periodic table Group III formerly included these:

  • Group 13 elements: boron (B), aluminium (Al), gallium (Ga), indium (In), thallium (Tl).
  • Group 3 elements: scandium (Sc) and yttrium (Y) plus the lanthanide and actinide series elements.

Biology[edit]

Other[edit]

  • Group III motor oil base stock as classified by the American Petroleum Institute