Gold
https://en.wikipedia.org/wiki/Kilojoule_per_mole
All imagesGold is a chemical element; it has the symbol Au and the atomic number 79. In its pure form, it is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a t…New content will be added above the current area of focus upon selectionGold is a chemical element; it has the symbol Au and the atomic number 79. In its pure form, it is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal, a group 11 element, and one of the noble metals. It is one of the least reactive chemical elements, being the second-lowest in the reactivity series. It is solid under standard conditions.WikipediaGold jewelry brandsCartier is a French luxury goods conglomerate that is well-known for its jewelry and watches, especially its Panthère and Tank collections. It uses gold as one of its main materials, along with platinum, diamonds, and other precious stones.CartierTiffany & Co. is an American luxury jewelry and specialty retailer that is famous for its blue boxes and its engagement rings. It uses gold in various forms, such as yellow, white, rose, and black, to create elegant and sophisticated designs.Tiffany & Co.Bulgari is an Italian luxury brand that is known for its bold and colorful jewelry, inspired by its Greek and Roman heritage. It uses gold as a base for most of its creations, often combining it with gemstones, enamel, and ceramic.BulgariHarry Winston is an American luxury jeweler and watchmaker that is renowned for its high-end diamonds and rare gems. It uses gold as a complementary material to highlight its exquisite stones, as well as to craft intricate and artistic settings.Harry WinstonVan Cleef & Arpels is a French luxury jewelry and watch company that is famous for its innovative and whimsical designs, such as the Zip necklace and the Alhambra motif. It uses gold in various shades and finishes, such as satin, hammered, and polished, to create dynamic and refined pieces.Van Cleef & ArpelsAppearanceMetallic yellowPhase at STPsolidMelting point1337.33 K (1064.18 °C, 1947.52 °F)Boiling point3243 K (2970 °C, 5378 °F)Density (at 20° C)19.283 g/cm³when liquid (at m.p.)17.31 g/cm³Heat of fusion12.55 kJ/molHeat of vaporization342 kJ/molSee moreSee lessTimeline2600 BCGold used for jewelry in ancient Egypt560 BCFirst gold coins minted by King Croesus of Lydia1848California Gold Rush triggered by discovery at Sutter's Mill1934Gold Reserve Act established fixed price of gold at $35 per ounceSee allNearly all the gold on Earth came from meteorites that bombarded the planet over 200 million years after it formed.
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