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Nitrogen has five valence electrons. Draw the structure of the nitrogen molecule (N2).
An element X has six electrons in its outer shell and forms a diatomic molecule.
The bond between the two atoms in an oxygen molecule (O2; O, Z = 8) is a
The number of shared electron pairs in a nitrogen molecule (N2; N, Z = 7) is
Ozone, \mathrm{O_{3}}, is found high up in the atmosphere. How many atoms are present in one molecule of ozone?
Every element exists as molecules made of two or more atoms.
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