changes at the electrode- aqueous solutions Flashcards
1
Q
when is metal produced at the cathode
A
when the metal is less reactive than hydrogen
2
Q
when is hydrogen produced at the cathode
A
when the metal is more reactive than hydrogen
3
Q
when is oxygen produced?
A
when the solution does not have a group 7 (halide) ion
4
Q
where is oxygen produced?
A
at the anode
5
Q
what are the halide ions
A
chloride bromide iodide
6
Q
A
