JEE Main & Advanced Sample Paper JEE Main Sample Paper-13

  • question_answer
    The ratio of the radii of the first three Bohr orbits is

    A)  1 : 0.5 : 0.33      

    B)  1 : 2 : 3           

    C)  1 : 4 : 9                

    D)  1 : 8 : 27

    Correct Answer: C

    Solution :

                                    \[C{{H}_{3}}OH+{{I}_{2}}+NaOH\xrightarrow{\,}\,\text{No}\,\text{reaction}\] \[{{2}^{o}}\] \[C{{H}_{3}}\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{C}}\,H-\]   \[x-cy-bz=0\]                     \[cx-y+az=0\] \[bx+ay-z=0\] and        \[I-cm-bn=0\]


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