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platinum group metals

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  • platinum group — ▪ chemical element group Introduction       six metals, in order of increasing atomic weight, ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), and …   Universalium

  • Platinum group — The platinum group (alternatively, the platinum group metals or platinum metals) is a collective name sometimes used for six metallic elements clustered together in the periodic table. These elements are all transition metals, lying in the d… …   Wikipedia

  • Group 10 element — Group 10 redirects here. For the rugby league competition, see Group 10 Rugby League. Group → 4 ↓ Period 4 …   Wikipedia

  • Group 9 element — Group → 4 ↓ Period 4 27 Co 5 …   Wikipedia

  • Platinum in Africa — Platinum, and platinum group metals, in Africa, are produced in Zimbabwe and the Republic of South Africa. Of the multitudes of companies involved in producing platinum group metals in these two countries, these are the principal… …   Wikipedia

  • Group 6 element — Group → 6 ↓ Period 4 24 Cr 5 …   Wikipedia

  • Group 11 element — Group → 11 ↓ Period 4 29 Cu 5 …   Wikipedia

  • Group 7 element — Group → 7 ↓ Period 4 25 Mn 5 …   Wikipedia

  • Platinum — This article is about the chemical element. For other uses, see Platinum (disambiguation). iridium ← platinum → gold Pd ↑ Pt ↓ Ds …   Wikipedia

  • Group (periodic table) — The periodic table of the chemical elements. The columns represent the groups In chemistry, a group (also known as a family) is a vertical column in the periodic table of the chemical elements. There are 18 groups in the standard periodic table,… …   Wikipedia

  • Platinum metals — Platinum Plat i*num, n. [NL., fr. Sp. platina, from plata silver, LL. plata a thin plate of metal. See {Plate}, and cf. {Platina}.] (Chem.) A metallic element of atomic number 78, one of the noble metals, classed with silver and gold as a… …   The Collaborative International Dictionary of English

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