Do All B Group Elements Form More Than One Charge - Web a few elements, all of which are metals, can form more than one possible charge. 20 × ( 1 +) = 20 + charge from electrons: 18 × ( 1 −) = 18 − net charge: ( 20 +) + ( 18 −) =. For example, iron atoms can form 2+ cations.
( 20 +) + ( 18 −) =. Web a few elements, all of which are metals, can form more than one possible charge. 18 × ( 1 −) = 18 − net charge: 20 × ( 1 +) = 20 + charge from electrons: For example, iron atoms can form 2+ cations.