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    Question

    In the periodic table of elements, what happens to the

    atomic radius as you move from left to right across a period?
    A Decreases Correct Answer Incorrect Answer
    B Increases Correct Answer Incorrect Answer
    C Remains unchanged Correct Answer Incorrect Answer
    D Does not follow a definite pattern Correct Answer Incorrect Answer

    Solution

    As you move from left to right across a period, the atomic radius generally decreases due to the increasing positive charge in the nucleus, which pulls the electrons closer.

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