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Highest oxidation state of manganese in fluoride is +4 (MnF_4) but highest oxidation state in oxides is +7 (Mn_{2}O_{7}) because ____________.

(i) fluorine is more electronegative than oxygen.

(ii) fluorine does not possess d-orbitals.

(iii) fluorine stabilises lower oxidation state.

(iv) in covalent compounds, fluorine can form a single bond only while oxygen forms double bond.

Answers (1)

The answer is the option (iv). This is because in covalent compounds, fluorine can form single bond only whereas oxygen has the ability to form multiple bonds and therefore it forms double bond

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