PLEASE HELP!!!
From your knowledge about the distribution of electrons in their shells and from the atomic number (in parentheses), indicate the most likely charge on the ion when this atom forms an ion. (Remember the 2-8-18 shell distribution.)

Oxygen (8)

A.+1
B.+2
C.-2
D.-1

Question

PLEASE HELP!!!
From your knowledge about the distribution of electrons in their shells and from the atomic number (in parentheses), indicate the most likely charge on the ion when this atom forms an ion. (Remember the 2-8-18 shell distribution.)

Oxygen (8)

A.+1
B.+2
C.-2
D.-1

anonymous · Answer

It's the rresponse C . O 2-

anonymous · Answer

Are you sure?? :)

anonymous · Answer

It's O2-, that way the ion has 8 electrons in its outer shell and its full.

anonymous · Answer

Okay that makes a little sense thanks guys.