Redox Flashcards
1
Q
What is Oxidation?
A
Addition of Oxygen
Removal of Hydrogen
Addition of electronegative element
Loss of electron
Increase in Oxidation number
2
Q
What is Reduction?
A
Addition of hydrogen
Removal of oxygen
Removal of Hydrogen
Oxidation number decrease
Gain of electron
3
Q
Oxidation number of oxide
A
-2
4
Q
Oxidation number of peroxide
A
-1
5
Q
Oxidation number of superoxide
A
-1/2
6
Q
CrO5 structure
A
Butterfly structure
4 oxygen have Oxidation state -1
1 oxygen have Oxidation state -2