A sodium atom can be represented as 1123Na^{23}_{11}\text{Na}1123Na. This atom forms a sodium ion, Na+\text{Na}^+Na+.
Which row in the table shows the correct number of protons and neutrons in this sodium ion, Na+\text{Na}^+Na+?
| Number of protons | Number of neutrons | |
|---|---|---|
| A | 11 | 11 |
| B | 11 | 12 |
| C | 12 | 11 |
| D | 12 | 12 |
A
B
C
D
