Oxygen, a nonmetal in Group 6A (VI) will form a
2.
Barium, a metal in Group 2A (II) will form a:
Barium, a metal in Group 2A (II) will form a
3.
Aluminum, a metal in Group 3A (III) will form a:
Aluminum, a metal in Group 3A (III) will form a
4.
Rubidium, a metal in Group 1A (I) will form a:
Rubidium, a metal in Group 1A (I) will form a
5.
Phosphorous, a nonmetal in Group 5A (V) will form a:
Phosphorous, a nonmetal in Group 5A (V) will form a
6.
Bromine, a nonmetal in Group 7A (VII) will form a:
Bromine, a nonmetal in Group 7A (VII) will form a
Column B
a.2- ion by gaining 2 valence electrons.
b.1- ion by gaining 1 valence electron.
c.2+ ion by losing 2 valence electrons.
d.3- ion by gaining 3 valence electrons.
e.1+ ion by losing 1 valence electron.
f.3+ ion by losing 3 valence electrons
1. Oxygen, a nonmetal in Group 6A (VI) will form a: 2- ion by gaining 2 valence electrons.
2. Barium, a metal in Group 2A (II) will form a: 2+ ion by losing 2 valence electrons.
3. Aluminum, a metal in Group 3A (III) will form a: 3+ ion by losing 3 valence electrons.
4. Rubidium, a metal in Group 1A (I) will form a: 1+ ion by losing 1 valence electron.
5. Phosphorous, a nonmetal in Group 5A (V) will form a: 3- ion by gaining 3 valence electrons.
6. Bromine, a nonmetal in Group 7A (VII) will form a: 1- ion by gaining 1 valence electron.