because these metals are used to make coins.
Copper,Cu ; Silver, Ag; Gold, Au are in group 11 of the periodic table and are sometimes called the coinage metals.
Copper, Silver, and Gold occur as elements instead of compounds.
Gold? Silver? Copper? Gold colored, silver colored, copper colored.
Copper, Silver, and Gold occur as elements instead of compounds.
Gold, Silver and Copper belong to the native elements mineral group.
PotashSaltCoalChrysotileAmethystAluminumCopperGoldIronLeadNickelZinc __________________________________________________
The Canadian shield has a lot of rich mineral deposits, it is actually considered the worlds richest area in terms of mineral deposits. It is filled with substantial deposits of nickel,gold,silver, and copper.
Copper and gold.
Copper, silver, and gold.
Copper, Silver, and Gold occur as elements instead of compounds.
Copper, Silver, and Gold occur as elements instead of compounds.
Mexico has some of the world's largest deposits of silver, copper, gold, lead and zinc; it has minor, however commercially important deposits of minerals such iron and tin.
many, but not all, copper ore deposits also contain gold
Copper, Silver, and Gold occur as elements instead of compounds.
Gold? Silver? Copper? Gold colored, silver colored, copper colored.
Copper
Not a meaningful question. Gold coins were made from gold and copper without any silver in them. Silver coins were made from silver and copper without any gold.
Silver is the most electrically conductive, but copper and gold are used because copper is less expensive, and gold does not corrode.