Which of the following orbitals has maximum number of angular nodes?
A
7s
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B
6p
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C
5d
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D
4f
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Solution
The correct option is D
4f Number of angular nodes=l(azimuthal quantum number) 4f has 3 angular nodes, 5d has 2 angular nodes, 6p has 1 angular node and 7s has zero angular nodes.