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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-22

  • question_answer
    If \[E_{A{{u}^{+}}/Au}^{o}\]  is 1.69 volt and \[E_{A{{u}^{+3}}/Au}^{o}\] is 1.40 volt. Then \[E_{A{{u}^{+}}/A{{u}^{+3}}}^{o}\] will be: -

    A)  0.19V                          

    B)  1.255V

    C)  - 1.255 V                     

    D)  None of these 

    Correct Answer: B

    Solution :

    \[\]        \[\frac{1.4\times 3-1.69\,\times 1}{2}=\frac{2.51}{2}=1.255\]


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