oxidation and reduction Flashcards
1
Q
what is a redox reaction?
A
this is when oxidation and reduction both occur at the same time
2
Q
when is oxidation and reduction used?
A
- loosing or gaining oxygen
- loosing or gaining hydrogen
- transfer of electrons
- changing of oxidation number
3
Q
what is oxidation and reduction in terms of oxygen transfer?
A
oxidation is a gain of oxygen
reduction is a loss of oxygen
4
Q
what is oxidation and reduction in terms of hydrogen tranfer?
A
oxidation is a loss of hydrogen
reduction is a gain of hydrogen
oxidising agents remove hydrogen from another substance
reducing agents give hydrogen to another substance
5
Q
what is oxidation and reduction in terms of electron transfer?
A
oxidation is a loss of electrons
reduction is a gain of electrons
OILRIG
