Fill in the blanks : The atomic size___ as we move from left to right across the period, because the________ increases but the________ remains the same.

Explanation

To fill in the blanks in the statement, we need to analyze the behavior of atomic size as we move across a period in the periodic table.

1. **Understanding Atomic Size**:
- Atomic size, or atomic radius, refers to the distance from the nucleus of an atom to the outermost shell of electrons.
- As we move from left to right across a period, the atomic size tends to decrease.

2. **Reason for Decrease in Atomic Size**:
- The atomic number increases as we move from left to right. This means that there are more protons in the nucleus.
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