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Banking Chemistry Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    Chemically rust is

    A)  hydrated ferric oxide only  

    B)  hydrated ferrous oxide only

    C)  ferric oxide only

    D)  ferrous oxide only

    Correct Answer: A

    Solution :

     As the chemical formula of rust is \[F{{e}_{2}}{{O}_{3}}.x{{H}_{2}}O\]


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