The number of radial nodes in 3s and 2p respectively are — JEE Main 2005 Chemistry PYQ

AIEEE 2005

The number of radial nodes in

3s

and

2p

respectively are

Show answer and solution

Correct option: A

Solution

Radial nodes = n - l - 1. For 3s: n=3, l=0, so radial nodes = 3-0-1 = 2. For 2p: n=2, l=1, so radial nodes = 2-1-1 = 0. Hence 2 and 0.

[AIEEE 2005]

Practise Atomic Structure the way it is asked

A timed set of real JEE Main Atomic Structure questions, graded as the exam grades. No sign-up.

JEE Main 2005 Chemistry question on Atomic Structure