NEET Chemistry Periodic Trends MCQ Question
What is the trend in atomic radii as you move from left to right across a period in the periodic table?
Decreases
Increases
Remains constant
First increases then decreases
Correct Answer
Detailed Explanation
As per the NCERT context, the atomic and ionic radii generally decrease in a period from left to right due to increasing nuclear charge, which pulls electrons closer to the nucleus.
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