NEET Sample Paper NEET Sample Test Paper-50

  • question_answer 48) From the given data identify the oxide of nitrogen that will be most stable at standard state is-                                    
    \[2{{N}_{2}}{{O}_{5}}\rightleftharpoons 2{{N}_{2}}+5{{O}_{2}},\,\,{{K}_{p}}=1.2\times {{10}^{34}}\]
    \[2{{N}_{2}}O\rightleftharpoons 2{{N}_{2}}+{{O}_{2}},\,\,{{K}_{p}}=3.5\times {{10}^{33}}\]
    \[2NO\rightleftharpoons {{N}_{2}}+{{O}_{2}},\,\,{{K}_{p}}=2.2\times {{10}^{30}}\]
    \[2N{{O}_{2}}\rightleftharpoons {{N}_{2}}+2{{O}_{2}},\,\,{{K}_{p}}=6.71\times {{10}^{16}}\]

    A) \[N{{O}_{2}}\]            

    B) NO               

    C) \[{{N}_{2}}O\]            

    D) \[{{N}_{2}}{{O}_{5}}\]

    Correct Answer: A

    Solution :

    As \[{{K}_{p}}\,\uparrow \,\,disco\,\,\downarrow stability\uparrow \]

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