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| 1. |
O2,H2 and N2 are monoatomic,diatomic,polyatomic or triatomic |
| Answer» EXPLANATION:DIATOMIC molecules are molecules composed of only two atoms, of the same or different chemical elements. The PREFIX di- is of Greek origin, meaning "two". If a diatomic molecule CONSISTS of two atoms of the same element, such as hydrogen (H2) or OXYGEN (O2), then it is said to be homonuclear.PLEASE MARK BRAINIEST | |