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

  • question_answer
    Iron is rendered passive by the treatment with

    A)  cone. \[HCl\]

    B)  cone. \[HN{{O}_{3}}\]  

    C)  cone. \[{{H}_{2}}N{{O}_{4}}\]

    D)  cone. \[{{H}_{3}}P{{O}_{4}}\]

    Correct Answer: B

    Solution :

    Not Available


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