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The lanthanoid that does NOT show +4 oxidation state is:

 
Chemistry
Last Post by nikhil04 4 years ago
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20/09/2020 6:51 pm
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aditi07 
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The lanthanoid that does NOT show +4 oxidation state is:

(1) Ce

(2) Tb

(3) Dy

(4) Eu

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20/09/2020 6:56 pm
nikhil04 
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(4) Eu

Explanation:

Cu(z = 63) = 4F76s2

Dy(z = 66) = 4F106s2

Tb(z = 65) = 4F96s2

Ce(58) = 4F15d16s2

Dy, Tb and Ce show +4 oxidation state while Eu do not show +4 oxidation state.

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