Question

Angular and spherical nodes in $3s$ is:

• A. $1,1$
• B. $1,0$
• C. $2,0$
• D. $0,2$

Answer 1

The correct option is D $0,2$

For $3s$ value of $n=3$ and value of $l=0$

Total number of spherical node $=n-l-1$

$=3-0-1=2$

Total number of angular nodes $=l=0$

So the answer is 0, 2.