Q101 · CSIR NET Chemistry, December 2013
Paper: CSIR NET December 2013 · Subject: Physical Chemistry · Chapter: Quantum Chemistry · Topic: Hydrogen Atom · Marks: 2 · Difficulty: Easy
The orbital with two radial and two angular nodes is
(a)$3 p$
(b)5 d
(c)5f
(d)8 d
Answer
Answer: B ✓ checked by 4AB · confidence high
The source book printed no answer; this one was worked out and checked — see the explanation.
Explanation
Two angular nodes ⇒ l = 2; two radial nodes ⇒ n − l − 1 = 2 ⇒ n = 5: 5d.
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