Answer
a) $2+$
b) $2+$
c) $2+$
d) $3+$
Work Step by Step
According to fig. 2-18:
a) Mg: $2+$
b) Zn: $2+$
c) Ni: $2+$
d) Ga: From Group 3A: $3+$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.