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Gold has been prized since prehistoric times. Get the facts on gold's chemical and physical properties, and what makes the element so resilient.
Gold, a dense lustrous yellow precious metal and a chemical element of Group 11. Gold is attractive in color and brightness, durable to the point of virtual indestructibility, highly malleable, and usually found in nature in a comparatively pure form.
Gold is best-known for its rich, warm yellow hue. But commonly gold’s colour ranges from deep yellow to reddish or even white, depending on its purity and alloy composition. This captivating colour, along with its inherent lustre, gives gold its unmistakable visual appeal.
Gold is a chemical element; it has symbol Au (from Latin aurum) and 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.
Pure gold is 24 karat. 18 karat is 75% and 12 karat is 50% pure gold. Gold is the most malleable of all metals and soft enough to be cut with a knife. Stone age peoples hammered gold into plates for ornamental purposes.
Physical properties: Gold is a soft, yellow metal with a bright metallic luster. It is one of the least reactive chemical elements and does not tarnish or corrode. Gold has a high melting and boiling point, and is a good conductor of electricity and heat.
Gold is a Soft Yellowish Metal with Atomic Number 79. It is a Very Malleable and Ductile Metal. Learn about the Important Physical and Chemical Properties of Gold and its Uses.