Bohr Model NEET Questions

Physics - Atoms and Nuclei

Bohr Model MCQ Questions


7.
What is the relation between the energy of an electron and the principal quantum number in Bohr’s model?

NEET - 2024

A.
E ∝ 1/n²
B.
E ∝ n²
C.
E ∝ 1/n
D.
E ∝ n
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ANSWER :
A. E ∝ 1/n²
8.
What happens to the energy of an electron as it moves to higher orbits?
A.
It decreases
B.
It remains constant
C.
It increases
D.
It fluctuates
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ANSWER :
C. It increases
9.
Bohr’s model could not explain the spectrum of ___.
A.
Hydrogen
B.
Hydrogen-like ions
C.
Helium
D.
Molecules
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ANSWER :
D. Molecules
10.
According to Bohr’s model, electrons in an atom move in:

NEET - 2016

A.
Spiral paths
B.
Fixed orbits
C.
Arbitrary paths
D.
Stationary nucleus
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ANSWER :
B. Fixed orbits
11.
What determines the radius of an orbit in Bohr’s model?
A.
Electron charge
B.
Electron mass
C.
Planck’s constant
D.
Principal quantum number
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ANSWER :
D. Principal quantum number
12.
Which fundamental force governs the motion of electrons in Bohr’s model?
A.
Strong nuclear force
B.
Electromagnetic force
C.
Gravitational force
D.
Centripetal force
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ANSWER :
B. Electromagnetic force