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NTSE Sample Paper NTSE SAT Practice Test-10

  • question_answer
    When sodium kept open in air, it reacts with

    A) \[{{O}_{2}},C{{O}_{2}}\]and moisture

    B) \[{{O}_{2}}\], and moisture

    C) \[{{O}_{2}},and\,C{{O}_{2}}\]

    D) \[{{O}_{2}},\] only

    Correct Answer: A

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