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Quantum numbers, orbitals, nodes, electronic configuration
JEE Main level
One or more correct options
Difficulty 2 of 3
as141
Select the correct statements about atomic orbital shapes and nodes.
A
An s orbital has no angular node.
B
A p orbital has exactly one angular nodal plane.
C
A 2p orbital has one radial node.
D
Any d orbital has two angular nodes in total.
Answer: A, B, D
Angular nodes
=
l
: 0 for s, 1 for p, 2 for d (A, B, D true). 2p has
n
−
l
−
1
=
0
radial nodes, so C is false.
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