electrolysis Flashcards
1
Q
Are metal ions negatively or positively charged?
A
positively charged
2
Q
Are non-metal ions negatively or positively charged?
A
mostly negatively charged
3
Q
What are atoms that have gained or lost electrons called?
A
ions
4
Q
Are ions attracted to other ions of the same charge or of opposite charge?
A
opposite charge
5
Q
Which ions make up the compound sodium chloride ( NaCl)?
A
Na+ and Cl-
6
Q
What is an aqueous solution?
A
A solution made when a solid is dissolved in water.
7
Q
Which ions make up water?
A
H+ and OH- ions
8
Q
What is electrolysis?
A
The process of passing an electric current through an aqueous solution of an ionic compound to split it.
9
Q
What is the anode?
A
The positive electrode
10
Q
What is the cathode?
A
The negative electrode
