Question

For which one of the following, Bohr model is not valid?
A) Hydrogen atom
B)Singly ionised helium atom (He+)
C) Deuteron atom
D) Singly ionised neon atom (Ne+)
explain.

Answer 1

Answer:

Bohr's model is valid only for single electronic system only, so it is valid for He+ but not valid for He.

Explanation:

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Answer 2

Explanation:

Bohr's model is valid only for single electronic system only, so it is valid for He

+

but not valid for He