What happens when iron and oxygen combine to form rust

The correct answer should be "electrons orbit the nucleus in circular motions exactly as shown on the classic bohr model."

The correct answer is b.hoped i you

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.