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Platinum group

physical science Maturity 7-9

Some metals are very special.

National prototype kilogram K20 replica.jpg
National prototype kilogram K20 replica.jpg
They are hard to find. They stay shiny for a long time. We use them in jewelry. We also use them in cars. They help our air stay clean. Do you like shiny things?

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🖼️ Images & Media (3)
File:National prototype kilogram K20 replica.jpg
National prototype kilogram K20 replica.jpg
File:PtMetalExtraction II.jpg
PtMetalExtraction II.jpg
File:Cisplatin-2D.png
Cisplatin-2D.png
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