JEE Mains Model Paper 13

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Question : 80 of 90

Marks: +1, -0

Which one of the following arrangements represent to the incorrect order of the property stated against it?

V2+ < Cr2+ < Mn2+ < Fe2+ : paramagnetic behaviour
Ni2+ < Co2+ < Fe2+ < Mn2+ : Ionic size
Co3+ < Fe3+ < Cr3+ < Sc3+ : Stability in aqueous solution
Sc < Ti < Cr < Mn : Number of oxidation states

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