1.

The order of the size of nucleus and Bohr radius of an atom respectively are       [MP PET 2001; MP PMT 2001]

A.            \[{{10}^{-14}}m,\ {{10}^{-10}}m\]  
B.            \[{{10}^{-10}}\,m,\,{{10}^{-8}}\,m\]
C.            \[{{10}^{-20}}m,\ {{10}^{-16}}m\]  
D.            \[{{10}^{-8}}\,m,\,{{10}^{-6}}\,m\]
Answer» B.            \[{{10}^{-10}}\,m,\,{{10}^{-8}}\,m\]


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