Atoms And Nuclei Question 113
Question: The order of the size of nucleus and Bohr radius of an atom respectively are [MP PET 2001; MP PMT 2001]
Options:
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 $
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Answer:
Correct Answer: A
Solution:
Diameter of nucleus is of the order of 10?14m and radius of first Bohr orbit of hydrogen atom $ r=0.53\times {{10}^{-10}}m. $
