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Redox Reaction

Q. Which element is reduced in this reaction? Cr2O7^2- + 3HNO2 + 5H^+ → 2Cr^3+ + 3NO3^- + 4H2O Enter the chemical symbol of the element.

Solved • Mar 4, 2020

Redox Reaction

Q. For the following electron-transfer reaction: 2Cr2+(aq) + Cu2+(aq) 2Cr3+(aq) + Cu(s)

Solved • Mar 23, 2020

Redox Reaction

Q. For the following electron-transfer reaction: 3Cr3+(aq) + Cr(s) 3Cr2+(aq) + Cr3+(aq)

Solved • Mar 23, 2020

Redox Reaction

Q. Balance the redox reaction under acidic condition: UO2+(aq) + Cr2O72-(aq) → UO23+(aq) + Cr2+(aq)

Solved • Dec 13, 2019

Redox Reaction

Q. What is the value for n? Express your answer as an integer and include the appropriate units Consider the reaction Mg (s) + Fe2+ Mg2+ + Fe(s) at 85C where [Fe2+] = 3.30 M and [Mg2+] = 0.310 M

Solved • Dec 4, 2019

Redox Reaction

Q. What determines whether a particular half-reaction in a voltaic cell runs as an oxidation reaction or a reduction reaction?

Solved • Nov 28, 2019

Redox Reaction

Q. In the model, which reaction takes place at the anode and the cathode: oxidation or reduction? Identify the species oxidized and/or reduced.

Solved • Nov 28, 2019