Home
Class 11
CHEMISTRY
The electronic configuration of Eu (Ato...

The electronic configuration of Eu (Atomic no. 63) Gd (Atomic no. 64) and Tb (Atomic no. 65) are

A

`[Xe] 4f^6 5d^1 6s^2 , [Xe] 4f^7 5d^1 6s^2 and [Xe] 4f^8 5d^1 6s^2`

B

`[Xe] 4f^7 6s^2 , [Xe] 4f^7 5d^1 6s^2 and [Xe] 4f^9 6s^2`

C

`[Xe] 4f^7 6s^2 , [Xe] 4f^8 6s^2 and [Xe] 4f^8 5d^1 6s^2`

D

`[Xe] 4f^6 5d^1 6s^2 , [Xe] 4f^7 5d^1 6s^2 and [Xe] 4f^8 6s^2`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • QUANTUM MECHANICAL MODEL OF ATOM

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS - CHOOSE THE CORRECT ANSWER|78 Videos

  • QUANTUM MECHANICAL MODEL OF ATOM

    SURA PUBLICATION|Exercise ADDITIONAL SHORT ANSWER|39 Videos

  • PUBLIC EXAMINATION - MARCH 2019

    SURA PUBLICATION|Exercise Part - IV|19 Videos

  • SOLUTIONS

    SURA PUBLICATION|Exercise NUMERICAL PROBLEMS|24 Videos

Similar Questions

Explore conceptually related problems

Write the outer electronic configuration of Cr atom (Z= 14)

Write the electronic configuration of the element with atomic number 102.

Give the electronic configuration of Mn^(2+) and Cu. Atomic number of Cu = 29 and Mn = 25.

Write electronic configurations for the elements of atomic numbers 6 and 14 and from this find out of which group in the periodic table each elements belongs.

The electronic configuration of the atom having maximum difference in first and second ionisation energies is