Question:

The number of radial nodes of 3s and 2p orbitals are respectively

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Angular nodes = l, radial nodes = n-l-1.
Updated On: Mar 19, 2026
  • 2,0
  • 0,2
  • 1,2
  • 2,2
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The Correct Option is A

Solution and Explanation

Step 1: Formula for number of radial nodes: Radial nodes = n - l - 1 Step 2: 3s: n=3, l=0 ⟹ 3-0-1 = 2 2p: n=2, l=1 ⟹ 2-1-1 = 0
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