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Choose the correct statement (s) for hyd...

Choose the correct statement (s) for hydrogen and deuterium atoms (considering the motion of nucleus)

A

The radius of first Bohr orbit of deuterium is less than that of hydrogen

B

The speed of electron in first Balmer line of deuterium is more than that of hydrogen

C

The wavelength of first Balmer line of deuterium is more than that of hydrogen

D

The angular momentu of electron in the first Bohr orbit of deuterium is more than that of hydrogen

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