Atomic Structure Result Question 2-1

2. The electrons are more likely to be found

(2019 Main, 12 April I)

(a) in the region $a$ and $c$

(b) in the region $a$ and $b$

(c) only in the region $a$

(d) only in the region $c$

Show Answer

Answer:

Correct Answer: 2. ( a )

Solution:

  1. The electrons are more likely to be found in the region $a$ and $c$.

At $b$, wave function becomes zero and is called radial nodal surface or simply node.

alt text

The graph between wavefunction $(\psi )$ and distance $(r)$ from the nucleus helps in determining the shape of orbital.