NEET Chemistry NEET PYQ-The d-and f-Block Elements

  • question_answer
    Which copper is heated with conc. \[\text{HN}{{\text{O}}_{\text{3}}}\]it produces                        [NEET - 2016]

    A) \[\text{Cu}{{\left( \text{N}{{\text{O}}_{\text{3}}} \right)}_{\text{2}}}\]and \[\text{N}{{\text{O}}_{\text{2}}}\]

    B) \[\text{Cu}{{\left( \text{N}{{\text{O}}_{\text{3}}} \right)}_{\text{2}}}\] and NO

    C) \[\text{Cu}{{\left( \text{N}{{\text{O}}_{\text{3}}} \right)}_{\text{2}}},\]NO and \[\text{N}{{\text{O}}_{\text{2}}}\]

    D) \[\text{Cu}{{\left( \text{N}{{\text{O}}_{\text{3}}} \right)}_{\text{2}}}\]and \[\text{N}{{\text{O}}_{\text{2}}}\]

    Correct Answer: A

    Solution :

    [a]\[Cu+4HN{{O}_{3}}(conc.)\to Cu{{(N{{O}_{3}})}_{2}}+2N{{O}_{2}}+2{{H}_{2}}O\]


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