Platinum does not corrode, and bulk platinum does not oxidize in air at any temperature, but heated metal wires lose weight faster in air or oxygen than it does in a vacuum.

6 days ago · Platinum, chemical element, the best known and most widely used of the six platinum metals. A very heavy, precious, silver-white metal, platinum is soft and ductile and …

Uses and properties Platinum is used extensively for jewellery. Its main use, however, is in catalytic converters for cars, trucks and buses. This accounts for about 50% of demand each …

Platinum is a beautiful silvery-white metal, when pure, and is malleable and ductile. It has a coefficient of expansion almost equal to that of soda-lime-silica glass, and is therefore used to …

Platinum is a beautiful silvery-white metal, when pure, and is malleable and ductile. It has a coefficient of expansion almost equal to that of soda-lime-silica glass, and is therefore used to …

Platinum (chemical symbol Pt, atomic number 78) is a silvery gray precious metal that is highly resistant to corrosion and an extremely good catalyst for certain chemical reactions.

1 day ago · Live Platinum prices in United States. Updated rates in US Dollar. Track today's gold, silver & platinum values now.

Platinum is used in jewelry, decoration and dental work. Platinum-cobalt, an alloy of roughly three parts platinum and one part cobalt, is used to make relatively strong permanent magnets.

Apr 17, 2025 · An introduction to platinum, its properties, where it comes from, and how we use it. Includes key data, photos, and charts.

Platinum is a chemical element; it has symbol Pt and atomic number 78. It is a dense, malleable, ductile, highly unreactive, precious, silverish-white transitio...