The incorrect order of first ionisation energy is:, Au > Cu > Ag, Pt > Ni > Pd, C > Pb > Sn, B > Ga > Al

The incorrect order of first ionisation energy is:

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The incorrect order of first ionisation energy is:

ChemistryClassification of Elements and Periodicity in PropertiesJEE Main

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Solution:

2591 Upvotes Verified Answer

The correct answer is: Pt > Ni > Pd

First ionization energy of

Pd > Ni

due to its

d^{10}

configuration.

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