Worksheet: Electrochemical Measurements

In this worksheet, we will practice describing electrochemical procedures such as electroplating, coulometry, and cyclic voltammetry.


Cd wire used to measure the concentration of cadmium ions is an example of a .

  • Asaturated calomel electrode
  • Bmetallic electrode of the second kind
  • Creference electrode
  • Dmetallic electrode of the first kind
  • Esilver/silver chloride electrode


One electrochemical technique involves first depositing an analyte on the surface of an electrode, then using an applied current to remove the analyte via a reduction or oxidation reaction. What is this method called?

  • AAmperometry
  • BHydrodynamic voltammetry
  • CPolarography
  • DStripping voltammetry
  • ECyclic voltammetry


Which term best describes a silver wire that is used to measure the concentration of bromide ions in an aqueous solution?

  • AMetallic electrode of the first kind
  • BSaturated calomel electrode
  • CSilver/silver chloride electrode
  • DMetallic electrode of the second kind
  • EReference electrode


What name is given to the potential that develops at the interface of two solutions due to differences in concentration and ionic mobility?

  • ABridging
  • BOsmotic
  • CCoulombic
  • DJunction
  • EReference


Fill in the blank. Coulometric techniques result in a plot of .

  • ACurrent versus electrochemical potential
  • BElectrochemical potential versus time
  • CCurrent only
  • DCurrent versus time
  • EPotential only


Which of the following statements about the standard hydrogen electrode, the calomel electrode, and the silver/silver chloride electrode is true?

  • AThese electrodes are typically used as working (indicator) electrodes.
  • BThese electrodes combine to make a complete electrochemical cell.
  • CThese electrodes are examples of membrane electrodes.
  • DThese electrodes are typically used as reference electrodes.
  • E These electrodes have the same electrochemical potential.


Which of the following is a static electrochemical technique?

  • AControlled-potential coulometry
  • BControlled-current coulometry
  • CCyclic voltammetry
  • DPotentiometry
  • EAmperometry

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