
It is a shiny and yellow precious metal, ductile and malleable. Inert to environmental agents and an excellent conductor of electricity and heat.
It is a white and shiny precious metal, with great light reflection. It is also ductile, malleable, and an excellent conductor of electricity and heat.
It is a precious metal with the appearance of steel and does not change color when exposed to air. In the annealed state, it is soft and ductile. Cold working significantly increases its hardness and strength. It is attacked by sulfuric and nitric acids.
It is a noble metal with a silvery-white appearance. In its pure state, it is malleable and ductile. It is not oxidized by air at any temperature but is corroded by halogens, cyanides, sulfur, and alkalis. It is not affected by hydrochloric and nitric acids individually but is attacked when mixed (aqua regia).
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