Question: Q. 7. For the ground state, the electron in the
(a) because Bohr model gives incorrect values of angular momentum.
(b) because only one of these would have a minimum energy.
(c) angular momentum must be in the direction of spin of electron.
(d) because electrons go around only in horizontal orbits.
[NCERT Exemplar]
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Solution:
Ans. Correct option : (a)
Explanation: According to Bohr’s second postulate of atomic model, angular momentum of revolving electron must be some integral multiple of
