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D And F Block Elements

JEE Main 2023 (Online) 29th January Evening Shift

MCQ+4 / -12023

The set of correct statements is :


(i) Manganese exhibits +7 oxidation state in its oxide.


(ii) Ruthenium and Osmium exhibit +8 oxidation in their oxides.


(iii) Sc shows +4 oxidation state which is oxidizing in nature.


(iv) Cr shows oxidising nature in +6 oxidation state.

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