10th Class Science Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    Complete the reaction given below. \[ZnO+2NaOH\to ?\]

    A) \[Zn{{(OH)}_{2}}+{{H}_{2}}O\]

    B) \[N{{a}_{2}}Zn{{O}_{2}}+{{H}_{2}}O\]

    C) \[Zn{{(OH)}_{2}}+N{{a}_{2}}O\]

    D) \[N{{a}_{2}}Zn{{O}_{2}}+N{{a}_{2}}O\]

    Correct Answer: B

    Solution :

    When\[\text{ZnO}\]reacts with\[\text{NaOH}\] (a strong base), sodium zincate and water are formed.


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