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What is platinum and how is it made?
What is platinum? Platinum is a silver metallic chemical element, a member of six transition elements in Group VIII of the periodic table known collectively as the platinum metals (ruthenium, rhodium, palladium, osmium, iridium, and platinum). Platinum is the 78th element of the periodic table, symbol Pt. It is more expensive element or chemical substance than gold. It is a transition metal....
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