Basic properties of gold.
| February 19, 2021 | education
Gold is a noble, expensive metal, gold mining is relevant at any time. Gold is yellow, leaves a yellow line, shine is metallic. Gold is malleable and ductile, if you try to break off a piece, it will stretch out and leave a hooked fracture. Gold has good thermal conductivity and is a good current conductor, very much appreciated in microelectronics. Gold is a very dense metal, one cubic centimeter of pure gold has a mass of 19.3 grams. Typically, the impurities in gold are copper and silver.
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