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Redox Reactions

Question
CBSEENCH11006700

Using Stock notation, represent the following compounds : HAuCl4, Tl2O,FeO, Fe2O3, CuI, CuO, MnO and MnO2?

Solution

Formula of the compound

O.N. of metallic element

Stock notation

HAuCl4

3

HAu(llI)CI

Tl2O

1

Tl2(I)O

FeO

2

Fe(ll)O

Fe2O3

3

Fe2(III)O3

CuI

1

Cu(I)I

CuO

2

Cu(II)O

MnO

2

Mn(II)O

MnO2

4

Mn(IV)O2