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10th Class Science Sample Paper Science Olympiad Model Test Paper-20

  • question_answer
    Which among the following bases is not soluble in water?

    A) \[NaOH\]

    B) \[KOH\]

    C) \[Ca{{(OH)}_{2}}\]

    D)  \[N{{H}_{4}}OH\]

    E)  None of these

    Correct Answer: E

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