A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

What is rhenium?

Best Answers

Element Rhenium (Re), Group 7, Atomic Number 75, d-block, Mass 186.207. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. read more

Rhenium is a chemical element with symbol Re and atomic number 75. It is a silvery-gray, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth's crust. read more

Rhenium definition is - a rare heavy metallic element that is obtained either as a gray powder or as a silver-white hard metal, is usually extracted as a by-product of molybdenum smelting, and is used especially in catalysts and alloys. read more

Rhenium-187 is radioactive. A radioactive isotope is one that breaks apart and gives off some form of radiation. The half life of rhenium-187 is about 100,000,000 years. The half life of a radioactive element is the time it takes for half of a sample of the element to break down. read more

Related Questions

Related Types

Image Answers