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According to Bohr's quantum condition an...

According to Bohr's quantum condition an electron in hydrogen and hydrogen like atoms can revolve in those stable orbits in which its momentum is an integer multiple of Planck's constant.

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As per Bohr.s quantum condition for stable orbits angular momentum of electron must be an integer multiple of `(h)/(2pi)`
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Knowledge Check

  • According to Bohr's first postulate an electron in an atom can revolve

    A
    IN any orbit
    B
    in certain stable orbits with emission of radiant energy
    C
    IN certain stable orbits without emission of radiant energy
    D
    only in orbit close to nucleus

  • When an electron in hydrogen atom revolves in stationary orbit, it

    A
    does not radiate light though its velocity changes
    B
    does not radiate light and velocity remains unchanged
    C
    radiates light but its velocity is unchanged
    D
    radiates light with the change of energy

  • According to Bohr's atom model, an electron can revolve around a nucleus, if its orbits is a circle of

    A
    unchanged radius
    B
    permitted radius
    C
    increasing radius
    D
    decreasing radius

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