In Bohr's atomic model, the electron can revolve only in certain specified, circular orbits. What is the radius 'r' of the first Bohr orbit?

0.5 \times 10^{- 10}

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10^{- 15}

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10^{- 20}

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0.5 \times 10^{- 8}

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Solution

The correct option is A $0.5 \times 10^{- 10}$ m
The radius 'r' of the first Bohr orbit is given by $0.5 \times 10^{- 10} m$

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In Bohr's atomic model, the electron can revolve only in certain specified, circular orbits. What is the radius 'r' of the first Bohr orbit?

The correct option is A 0.5×10−10mThe radius 'r' of the first Bohr orbit is given by 0.5×10−10m

The correct option is A $0.5 \times 10^{- 10}$ m
The radius 'r' of the first Bohr orbit is given by $0.5 \times 10^{- 10} m$