Hi, ive got a couple of questions for an assisgnment, some of which i missed in class and am having trouble finding any info on it.
1. describe n explain wot wud occur when the following substances are elctrolysed?
* molton KBr
* Nal solution
* molton Al 0
* dilute sulphuric acid
I fink that potassium has a valency of +1, that goes to the cathode and bromine to the anode. Aluminium has a valency 0 3+, that goes to the cathode and oxygen to the anode.
Sodium has a valency of +1, that goes to the cathode and chlorine to the anode.
Im not sure if im on the rite lines, but i need to go into more detailbut am stuck on how to explain it as it just about get it myself.
Any one knowing where a can find help would be very gratefull, fanks