Which type of reaction forms water from hydrogen and oxygen atoms? double-replacement reaction synthesis reaction decomposition reaction single-replacement reaction?

Oh nskskakaaka

Outermost (valence) electrons

Ametal with a large number of free flowing electrons most likely has good conductivity

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.