NEET NEET SOLVED PAPER 2016 Phase-I

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

    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 :

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


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