Atomic number of an element is equal to the number of
(1) Electrons
(2) Protons
(3) Neutrons
(4) Electrons and protons

Explanation

To solve the question regarding the atomic number of an element, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Atomic Number**: The atomic number of an element is defined as the number of protons present in the nucleus of an atom of that element.

2. **Identifying the Options**:
- (1) Electrons
...