Iridium is a chemical element; it has symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, it is considered the second-densest naturally …

Iridium, chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table. It is very dense and rare and is used in platinum alloys. A precious, silver …

Iridium is a hard, silvery metal. It is almost as unreactive as gold. It has a very high density and melting point. Iridium is the most corrosion-resistant material known. It is used in special alloys …

Iridium is a whitish silver transition metal. It is brittle solid at standard temperature and pressure. It is a significantly dense metal and is considered as the 2 nd densest element (22.56 g/cm 3). …

2024年7月4日 · Explore the properties, uses, health risks, and fascinating facts about iridium in Understanding Iridium. Learn about its applications in various industries, its role in modern …

2018年5月21日 · Not a lot of people are familiar with iridium, but it’s one of the most widely used metals today. This chemical element is more corrosion resistant than any other metal, and it …

2016年12月2日 · Iridium is the most corrosion-resistant element on the Periodic Table of Elements. It also has the highest density of all the elements. Because it resists corrosion, it is …

Iridium is a rare, hard, lustrous, brittle, very dense platinum-like metal. Chemically it is very unreactive. It is the most corrosion-resistant metal known and it resists attack by any acid. …

2023年12月27日 · Iridium is a chemical element that has the atomic number 77 and is classed as a transition metal. Iridium is solid at room temperature. The name Iridium is said to come from …

What is Iridium? Physical properties of Iridium; Applications and effects of Iridium; Frequently Asked Questions; What is Iridium? Iridium is a transition metal of the platinum family with the …