palladium-silver alloy
81Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
82Pocket watch — This article is about the portable timepiece. For the Dave Grohl album, see Pocketwatch (album). A gold pocket watch with hunter case and watch chain …
83gold — /gohld/, n. 1. a precious yellow metallic element, highly malleable and ductile, and not subject to oxidation or corrosion. Symbol: Au; at. wt.: 196.967; at. no.: 79; sp. gr.: 19.3 at 20°C. 2. a quantity of gold coins: to pay in gold. 3. a… …
84Gold — /gohld, gawld/, n. Nanay. /gohld/, n. 1. Herbert, born 1924, U.S. novelist and short story writer. 2. Thomas, born 1920, U.S. astronomer, born in Austria: formulated the steady state theory of the universe. * * * I Metallic chemical element, one… …
85Alkene — This article is about the chemical compound. For the material, see Olefin fiber. Not to be confused with Alkane or Alkyne. A 3D model of ethylene, the simplest alkene. In organic chemistry, an alkene, olefin, or olefine is an unsaturated ch …
86Gold coin — [ thumb|right|A Krugerrand gold coin from South Africa] A gold coin is a flat, disc shaped piece of gold that has been minted and issued by a government or private organization. The first gold coins in history were coined by Egyptian Pharaohs… …
87Cobalt — This article is about the metal. For other uses, see Cobalt (disambiguation). iron ← cobalt → nickel ↑ Co ↓ Rh …
88Cerium — lanthanum ← cerium → praseodymium ↑ Ce ↓ Th …
89Hafnium — lutetium ← hafnium → tantalum Zr ↑ Hf ↓ Rf …
90Lao Buddhist sculpture — Lao artisans have, throughout the past, used a variety of media in their sculptural creations. Of the metals, bronze is probably the most common, but gold and silver images also exist. Typically, the precious metals are used only for smaller… …
