Noble metals
Class: Non-Ferrous MetalsGroup: Noble metalsNoble metals (Precious metals) are metals that are resistant to corrosion and oxidation.The group of Noble Metals includes:Gold (Au), Silver (Ag), Platinum (Pt), Osmium (Os), Iridium (Ir), Ruthenium (Ru), Rhodium (Rh), Palladium (Pd)The most important Noble metals areGold (Au), Silver (Ag)References
Ph.D. Natalia Petrovskaya. Fundamentals of the theory of flotation, 2007
https://en.wikipedia.org/wiki/Heavy_metals
https://en.wikipedia.org/wiki/Noble_metal
http://wallpaperfolder.com/wallpapers/gold+bars
© Ph.D. Natalia Petrovskaya
October 11, 2016
nataliapetrovsky@gmail.com