JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2014

  • question_answer
    The spin only magnetic moment of \[\text{1}.\text{76}\times \text{1}{{0}^{\text{11}}}\text{C}/\text{kg}\](at. no. for Cr is 24) is

    A) 0                                             

    B) 1.73BM               

    C) 2.83BM                

    D) 4.9BM

    Correct Answer: D

    Solution :

                    The spin only magnetic moment of \[1.27f\] \[\text{1}.0\text{1}\times \text{1}{{0}^{\text{5}}}\text{ N}/{{\text{m}}^{\text{2}}}\] \[\text{9}.\text{13}\times \text{1}{{0}^{\text{4}}}\text{ N}/{{\text{m}}^{\text{2}}}\] \[\text{9}.\text{13}\times \text{1}{{0}^{\text{3}}}\text{N}/{{\text{m}}^{\text{2}}}\] \[\text{18}.\text{26 N}/{{\text{m}}^{\text{2}}}\] (number of unpaired electrons) Magnetic moment \[\text{2}.\text{25}\times \text{1}{{0}^{\text{3}}}\text{min}\]                                                 \[\text{3}.\text{97}\times \text{1}{{0}^{\text{3}}}\text{min}\] \[9.13\times {{10}^{3}}N/{{m}^{2}}\]


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