Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Copper has higher second ionization energy than that of both adjacent elements. This is because of :
Text Solution
Verified by ExpertsThe correct answer is:
B
28 Ni(I) = 3d 8 4s 1 ; 30 Zn(I) = 3d 10 4s 1 ; 29 Cu(I) = 3d 10
1752 1734 1950 kJ mol –1
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