Assertion: compound's atom | /r/HasProperty | drawn at 90 degrees
Facets:
Source sentences:
text: The Lewis structure shows the shape of a molecule or polyatomic ion with the bonds to each atom drawn at 90 degrees (right, left, up, and down) from the atomic symbol and the non – bonded electrons as dots, usually in pairs, around the atomic symbol in the left, right, up, and down positions around the atom.