Periodic Classification and Periodic Properties - Result Question 47
####44. Compare qualitatively the first and second ionisation potentials of copper and zinc. Explain the observation.
(1996, 2M
Show Answer
Solution:
- $Zn=3 d^{10} 4 s^{2}, Cu=3 d^{10} 4 s^{1}$ The first ionisation energy is greater for $Zn$ but reverse is true for 2nd ionisation energy.