Atomic Structure - Result Question 78

Match the Columns

The wave function, $\psi_n, l, m_l$ is a mathematical function whose value depends upon spherical polar coordinates $(r, \theta, \phi)$ of the electron and characterised by the quantum number $n, l$ and $m_l$. Here $r$ is distance from nucleus, $\theta$ is colatitude and $\phi$ is azimuth. In the mathematical functions given in the Table, $Z$ is atomic number and $a_0$ is Bohr radius.

(2017 Adv.)

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54. For hydrogen atom, the only CORRECT combination is

(a) (I) (i) (P)

(b) (I) (iv) (R)

(c) (II) (i) (Q)

(d) (I) (i) (S)

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Answer:

Correct Answer: 54. (d)

Solution:

  1. $i$ is the correct expression of wave function for $1 s$-orbital of hydrogenic system.