![Oxidised state MnO 4 - Purple (aq) Permanganate Oxidised state Cr 2 O 7 2- Orange (aq) Dichromate Reduced state Cr 3+ Green (aq) Chromium ion Oxidised. - ppt download Oxidised state MnO 4 - Purple (aq) Permanganate Oxidised state Cr 2 O 7 2- Orange (aq) Dichromate Reduced state Cr 3+ Green (aq) Chromium ion Oxidised. - ppt download](https://images.slideplayer.com/25/8159700/slides/slide_5.jpg)
Oxidised state MnO 4 - Purple (aq) Permanganate Oxidised state Cr 2 O 7 2- Orange (aq) Dichromate Reduced state Cr 3+ Green (aq) Chromium ion Oxidised. - ppt download
Write Lewis structure of O2 ion and find out oxidation state of each oxygen atom? What is the average oxidation state of oxygen in this ion?
![Fast vacancy-mediated oxygen ion incorporation across the ceria–gas electrochemical interface | Nature Communications Fast vacancy-mediated oxygen ion incorporation across the ceria–gas electrochemical interface | Nature Communications](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fncomms5374/MediaObjects/41467_2014_Article_BFncomms5374_Fig1_HTML.jpg)