For an ion, the sum of the formal charges on each atom should equal Question 20 options:
A)  the overall charge of the ion.
B)  the electronegativity of each atom in the ion.
C)  zero.
D)  the opposite of the overall charge of the ion.

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

bcde is the incorrect answer it is a

i believe the answer is three water molecules

im doing test rn im going with 2 but ill give answer if itss wrong,   : )