RPA03: Electrolysis Flashcards

1
Q

Aim 

A

Investigate when aqueous solutions are electrolysed using inert electrodes

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2
Q

Step one

A

Add 50 cm³ of copper chloride solution to a beaker

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3
Q

Step two

A

Attach crocodile leads to the electrode and set power supply to 4 V

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4
Q

Step three

A

Using forceps hold litmus paper near the positive electrode

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5
Q

Step four

A

After a few minutes turn the power supply off and observe the negative electrode

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6
Q

Step five

A

Record observations at the electrodes

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7
Q

Step six

A

Repeat steps 1,2,3,4,5 for sodium chloride

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