1)alkali metals, alkaline earth metals, and aluminum all form ions with positive charges equal to...?
A)the atomic number.
B)the group number.
C)a polyatomic ion.
D) an ionic bond.
2)In the name Carbon Dioxide, the prefix of the second word indicates that a molecule of carbon dioxide contains...?
A)two carbon atoms.
B)two oxygen atoms.
C)a polyatomic ion.
D)an ionic bond.

Question

1)alkali metals, alkaline earth metals, and aluminum all form ions with positive charges equal to...?
A)the atomic number.
B)the group number.
C)a polyatomic ion.
D) an ionic bond.
2)In the name Carbon Dioxide, the prefix of the second word indicates that a molecule of carbon dioxide contains...?
A)two carbon atoms.
B)two oxygen atoms.
C)a polyatomic ion.
D)an ionic bond.