Top topic this week
Questions asked by users might not always be phrased in the clearest way.
Oxygen gas (O₂) has a double bond between the two oxygen atoms. Here's a simplified dot-cross diagram:
O O
: : :: : :
: : : :
: : : :
: : :: : :
O O
Each oxygen atom has six valence electrons, shown as dots. The two shared pairs of electrons form the double bond, represented by the '
'.