Structure Of Atom

Chemistry
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According to Bohr hypothesis, discrete quantity is

A
Momentum
B
Angular velocity
C
Potential energy
D
Angular momentum
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Bohr Magneton value in S.I. Units is:

A
B
C
D
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According to Aufbau principle, the electron has a tendency to occupy that sub-shell which has:

A
lowest energy
B
highest energy
C
average energy
D
no energy
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The main defect of Bohr's atom model is :

A
mixing of classical and quantum theories
B
exclusion of nuclear motion
C
failed to explain the fine structure of spectral lines
D
failed to explain larger atoms
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Bohrs atomic model assumes :

A
the nucleus is of infinite mass and is at rest
B
electron in a quantized orbit will not radiate energy
C
mass of the electron remains constant
D
all of the above
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The electrons are filled in various sub levels according to the order of their energies, is known as:

A
Aufbau principle
B
Pauli's principle
C
Hund's rule
D
principle
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