Electrochemistry Zoom Meeting

Which of the following are main objectives for this lab?

• Identify an unknown metal with a concentration cell

• Measure the potential of a lead concentration cell

• Measure the potential of two voltaic cells

• Determine the anode and cathode or each voltaic cell

What is the oxidation state for each atom in this compound: K₂CO₃

• K: +2

  C: +4

  O: -2

• K: +1

  C: +4

  O: -2

• K: +1

  C: -4

  O: -2

• K: +2

  C: +2

  O: -2

In the reaction above, aluminum is the (a)   agent.

_________ is a loss of electrons, __________ is a gain of electrons. (separate two answers with a comma)

(a)  

In an electrochemical cell oxidation occurs at the _______ and reduction occurs at the _________. (separate your two answers with a comma)

(a)  

You will soon be required to write a full lab write up (copper cycle). Do you have any questions about how the full lab write up differs from the worksheet?

Is there any feedback you would like to offer about the online labs? How can they be improved? What do you like or dislike about them?