NEET Chemistry Periodic Trends MCQ Question
What happens to atomic and ionic radii as you move from left to right across a period?
They generally decrease.
They generally increase.
They remain unchanged.
They show random changes.
Correct Answer
Detailed Explanation
As stated in the NCERT context, atomic and ionic radii generally decrease in a period from left to right due to increasing nuclear charge, which pulls the electrons closer to the nucleus.
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