Compounds are two or more elements that are held together by opposite charge attraction. Oxygen-8 Magnesium-12 8 (+) 10 (-) -2 Charge 12 (+) 10 (-) +2.
By John Weide with modifications by Ken Costello.
Slide 1 of 27 chemistry. © Copyright Pearson Prentice Hall Slide 2 of 27 The Laws Governing Formulas and Names A birthday cake for a four- year-old has.