1
What group and period does this element belong in? A periodic cable is needed to answer this question
1. period 1 and group 3
2. period 2 and group 3
3. period 3 and group 1
4. period 3 and group 2

1 What group and period does this element belong in A periodic cable is needed to answer this question 1 period 1 and group 3 2 period 2 and group 3 3 period 3 class=