A certain orbital has no angular nodes and two radial nodes.

Question:

A certain orbital has no angular nodes and two radial nodes. The orbital is:

  1. $2 \mathrm{~s}$

  2. $3 \mathrm{~s}$

  3. $3 \mathrm{p}$

  4. $2 \mathrm{p}$


Correct Option: , 2

Solution:

$1=0 \Rightarrow$ 's' orbital

$\mathrm{n}-l-1=2$

$\operatorname{lnh}-1=2$

$\mathrm{n}=3$

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