Chemistry, asked by iabdullah01, 4 months ago

The ionization energy of radium is higher than barium. The reason provided is that occurs fue to lanthanide contraction. But, Radium isnt a member of lanthanide series. How come we say that lanthanide contraction occurs in it?

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Answered by Anonymous

1

Answer:

are because it is placed next to lanthanide seeies

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