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Which compound amongst the following gas...

Which compound amongst the following gas the highest oxidation number of Mn?
`KMnO_(4), K_(2)MnO_(2), MnO_(2) and Mn_(2)O_(3)`

A

`KMnO_(4)`

B

`K_(2)MnO_(4)`

C

`MnO_(2)`

D

`Mn_(2)O_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
`KMnO_(4) rarr +1+x-8=0 rArr x= +7`
`K_(2)MnO_(4)rarr +2+x-8=0 rArr x=+6`
`MnO_(2) rarr x-4=0 rArr x=+4`
`Mn_(2)O_(3) rarr 2x-6 = 0 rArr x= +3`
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(a). Which compound among the following has the lowest oxidation number of Mn? KMnO_(4), K_(2)MnO_(4), MnO_(2) and Mn_(2)O_(3) (b). Which compound among the following has the higest oxidation number of P? PH_(3),H_(3)PO_(2),PCl_(3) and H_(3)PO_(4) (c ). Which compound among the following has the highest oxidation number of chlorine ? HClO_(4),HOCl, CIF_(3),HCIO_(3)and HCl

Oxidation number of Mn in K_(2)MnO_(4) is

The oxidation number of Mn in MnO_(4)^(-1) is

What is the oxidation number of Mn is KMnO_(4)" "K_(2)MNO_(4)" "MnSO_(4)" "MnO_(2) , and Mn_(3)O_(4) ?

Oxidation Number of Mn in [MnO_(4)]^(-) is:

Oxidation numbers of Mn in K_(2)MnO_(4) and MnSO_(4) are respectively

In which of the following is the oxidation state of Mn lowest? (A) MnSO_4 (B) MnO_2 (C) Mn_3O_4 (D) Mn_2O_7

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