The fraction occupied by nucleus in an atom is:

1 / 10^{- 10}

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1 / 10^{8}

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1 / 10^{- 5}

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1 / 10^{5}

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Solution

The correct option is D $1 / 10^{5}$
Radius of atom $= 10^{- 10}$ m
Radius of nucleus $= 10^{- 15}$ m
The fraction occupied by nucleus in an atom $= \frac{10^{- 15}}{10^{- 10}} = \frac{1}{10^{5}}$

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The fraction occupied by nucleus in an atom is:

The correct option is D 1/105Radius of atom =10−10 mRadius of nucleus =10−15 mThe fraction occupied by nucleus in an atom =10−1510−10=1105

The correct option is D $1 / 10^{5}$
Radius of atom $= 10^{- 10}$ m
Radius of nucleus $= 10^{- 15}$ m
The fraction occupied by nucleus in an atom $= \frac{10^{- 15}}{10^{- 10}} = \frac{1}{10^{5}}$