Define Oxygen? Physical, Chemical Properties of Oxygen?

Oxygen Define Oxygen? Physical, Chemical Properties of Oxygen?┬áIt is a colorless, tasteless, odorless air element that comprises 21 percent of the atmosphere and is found in water, most rocks and minerals, and in many organic compounds. It is capable of mixing with all elements except inert gases and is particularly involved in combustion processes.   … Read more

Radium | Description, Properties, Symbol and Occurrence?

Radium Radium: Description, Properties, Symbol, and Occurrence? It is a chemical element with the symbol Ra, and the atomic number of radium is 88. This is the sixth element in group 2 of the periodic table, also known as alkaline earth metals. Pure radium is silver-white, but it reacts readily with nitrogen (other than oxygen) … Read more