Answer to Question #285332 in General Chemistry for dopeman

Question

Which set of elements forms molecules which contain two atoms?

Answer 1

The only chemical elements that form stable homonuclear diatomic molecules at standard temperature and pressure (STP) (or typical laboratory conditions of 1 bar and 25 °C) are the gases hydrogen (H₂), nitrogen (N₂), oxygen (O₂), fluorine (F₂), and chlorine (Cl₂).