HARD
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Earn 100

The ratio of potential energy (PE) and total energy of an electron in a Bohr orbit of a hydrogen like atom is
(a)
(b)
(c)
(d)

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Important Questions on Atomic Structure
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de Broglie was awarded the Nobel Prize in the year

EASY
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Both the position and exact velocity of an electron in an atom can not be determined simultaneously and accurately. This is known as

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The number of regions, where the probability density of electrons is reduced to zero for atomic orbital is

MEDIUM
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IMPORTANT
How many of the following orbitals have two angular and one radial nodes?
