Newmont
Search results
Gold is a chemical element with the symbol Au (from the Latin word aurum) 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.
- Simple English
From a grave in Armento, Basilicata. Gold is a soft, dense,...
- Platinum
Platinum is more ductile than gold, silver or copper, thus...
- Precious Metal
Gold nugget A selection of precious metal elements; gold,...
- Mercury (Element)
Thin gold particles may form mercury-gold amalgam and...
- Iron Pyrite
The mineral pyrite (/ ˈ p aɪ r aɪ t / PY-ryte), or iron...
- Fiat Currency
In 2015, the gold in the coins was worth more than 3.5 times...
- Standard Atomic Weight
Example: copper in terrestrial sources. Two isotopes are...
- Malleable
Tensile test of an Al-Mg-Si alloy.The local necking and the...
- Simple English
- Properties
- Language and Culture
- Safety
- Other Websites
In chemistry, gold is chemical element 79, a transition metal in Group 11. It has an atomic weight of 199.966 a.m.u. Its symbol is Au, from the Latin word for gold, aurum. It is a "noble metal" meaning it has low chemical reactivity. Gold is very soft. It is malleable, meaning a goldsmith can hammer it into thin metal sheets. It is also ductile, wh...
Gold can mean that something or someone is very good or has done very well. A gold medal is often the given to the first-place winner in a race or other sports. Something that is in some way good may be given gold status.
Metallic gold is non-toxic, which is unusual for a heavy metal. Soluble gold compounds, however, are toxic to the liver and kidneys. Gold is non-flammable, even in a pure oxygen environment or when finely powdered. It does not react with most household or laboratory chemicals. Gold is commonly processed with cyanide, which is highly toxic. Most of ...
May 3, 2024 · Learn about gold, a dense lustrous yellow precious metal and a chemical element of Group 11. Find out its history, properties, uses, and more from Britannica.
- The Editors of Encyclopaedia Britannica
Gold is a chemical element with the symbol Au (from the Latin word aurum) 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.
Jul 3, 2019 · Learn about the history, uses, and characteristics of gold, a noble metal that has been prized since ancient times. Find out its atomic number, symbol, density, melting point, and more.
- Anne Marie Helmenstine, Ph.D.
Size of a 100 gram gold bar - packaged inside an assay for proof of authenticity - compared to a playing card. Of all the precious metals, gold is the most popular as an investment. Investors generally buy gold as a way of diversifying risk, especially through the use of futures contracts and derivatives.
gold, Metallic chemical element, one of the transition elements, chemical symbol Au, atomic number 79. It is a dense, lustrous, yellow, malleable precious metal, so durable that it is virtually indestructible, often found uncombined in nature.
People also ask
Where does gold come from?
Is gold a noble metal?
What does gold symbolize?
What is a gold ETF?
