Which of the following has more electrons than neutrons?

Options

A. `F^(-)`
B. `Al^(3+)`
C. `O^(2-)`
D. `Na^(+)`

Explanation

To solve the question of which of the following elements or ions has more electrons than neutrons, we will analyze the provided options step by step.

### Step 1: Understand the Basics
- **Atomic Number**: The number of protons in an atom, which is also equal to the number of electrons in a neutral atom.
- **Mass Number**: The total number of protons and neutrons in the nucleus of an atom.
- **Neutrons**: Can be calculated using the formula:
\[
\text{Neutrons} = \text{Mass Number} - \text{Atomic Number}
...