According to
this postulate, each atom has certain definite stable states in which it
Rationalised 2023-24
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Atoms
can exist, and each possible state has definite total energy These are
called the stationary states of the atom (ii) Bohr’s second postulate defines these stable orbits This postulate
states that the electron revolves around the nucleus only in those
orbits for which the angular momentum is some integral multiple of
h/2p where h is the Planck’s constant (= 6