RPA03: Electrolysis Flashcards
1
Q
Aim 
A
Investigate when aqueous solutions are electrolysed using inert electrodes

2
Q
Step one
A
Add 50 cm³ of copper chloride solution to a beaker
3
Q
Step two
A
Attach crocodile leads to the electrode and set power supply to 4 V
4
Q
Step three
A
Using forceps hold litmus paper near the positive electrode
5
Q
Step four
A
After a few minutes turn the power supply off and observe the negative electrode
6
Q
Step five
A
Record observations at the electrodes
7
Q
Step six
A
Repeat steps 1,2,3,4,5 for sodium chloride