JEE Advanced 2020 Full Test 4 Paper 2

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Question : 5 of 54

Marks: +1, -0

If electron of the hydrogen atom is replaced by another particle of same charge but of double the mass, then:

Bohr radius will increase
ionisation energy of the atom will be doubled
speed of the new particle in a given state will be lesser than the electron's speed in same orbit
gap between energy levels will now be doubled

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