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10th Class Science Periodic Classification of Elements Question Bank Periodic Classification of Elements

  • question_answer
    Which pair of elements have similar chemical behaviour?

    A) Sodium and Aluminium

    B) Argon and Potassium

    C) Nitrogen and Phosphorus

    D) Boron and Germanium

    Correct Answer: C

    Solution :

    Nitrogen and phosphorus show similar chemical properties.


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