Electrolysis Flashcards
1
Q
In electrolysis, the positive ions move to the __________ electrode and the negative ions move to the _________ electrode
A
Positive ions to the negative electrode
Negative ions to the positive electrode
2
Q
In solid form, do ionic substances conduct electricity?
A
No
3
Q
In melted form, so ionic substances conduct electricity?
A
Yes
4
Q
Do ionic substances have high or low melting points?
A
Very high
5
Q
What type of compounds can only be electrolysed and why?
A
Ionic compounds because their ions are free to move to the electrodes
6
Q
What does electrolysis mean?
A
The splitting up of ions so they turn back to an atom using electricity
7
Q
What is the positive electrode also known as?
A
Anode
8
Q
What is the negative electrode also called?
A
Cathode
