Chemistry Quick Facts

Element Properties

  By Name
  By Atomic Number
  By Density
  Melting & Boiling Point
  Electron Configuration
  Radioactive Elements
  Noble & Precious Metals

Periodic Table

  Periodic Table
  Alkali Metals
  Alkaline Earth Metals
  Noble (Inert) Gases
  Rare Earth Elements
  Transition Metals
  Metalloids (Semimetals)
  Poor Metals


  Toxic Substances
  Semiconductor Materials
  Amino Acids

& Patents


Noble & Precious Metals (Elements)
Chemical Properties, Physical Properties and General Information

Coinage Metals
Platinum Group Metals (PGM)

Name Sym. Atomic
Use & Application
Jan. 2007
Copper Cu 29 Eectrical & thermal conductor, electromagnets, coins, plumbing, cookware, cutlery 0.2 $/oz
Gold Au 79 Jewelry, dental fillings, coins, electrical connectors, printed circuit boards, optics, medicine 625 $/oz
Iridium Ir 77 The most corrosion resistant element known; it is used in high temperature apparatus, electrical contacts, and as a hardening agent for platinum 375 $/oz
Osmium Os 76 Stain tissues and in fingerprinting. Alloys of osmium: in fountain pen tips, electrical contacts and in other extreme durability and hardness applications 360 $/oz
Palladium Pd 46 Industrial catalyst, jewelry (alloyed with gold to produce white gold), multi-layer ceramic capacitors, dentistry 332 $/oz
Platinum Pt 78 Jewelry, laboratory equipment, electrical contacts, dentistry, automobile emissions control, fuel cells 1122 $/oz
Rhenium Re 75 Used in making lead-free, high-octane gasoline and in high-temperature superalloys that are used to make jet engine parts 153 $/oz
Rhodium Rh 45 Alloying agent for hardening platinum and palladium for furnace windings, thermocouple elements, electrodes for aircraft spark plugs, laboratory crucibles 5350 $/oz
Ruthenium Ru 44 Alloying agent for hardening platinum and palladium for severe wear-resistant electrical contacts; added to titanium to improve its corrosion resistance; jewelry 255 $/oz
Silver Ag 47 Coins, jewelry, tableware, photography, mirrors, electrical contacts, printed boards 12.5 $/oz
Tantalum Ta 73 Capacitors, resistors, superalloys for jet engine components, chemical process equipment, nuclear reactors, missile parts 15 $/oz

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