The Full Wiki

Electrochemistry: Quiz

Advertisements
  
  
  

Question 1: The ball was rotated by means of a crank and a ________ spark was produced when a pad was rubbed against the ball as it rotated.
Electric chargeElectrostaticsOzoneStatic electricity

Question 2: Electrochemistry is a branch of chemistry that studies ________ which take place in a solution at the interface of an electron conductor (a metal or a semiconductor) and an ionic conductor (the electrolyte), and which involve electron transfer between the electrode and the electrolyte or species in solution.
NitrogenChemical substanceChemical reactionHydrogen

Question 3: ________ published his thesis in 1884 on Recherches sur la conductibilité galvanique des électrolytes (Investigations on the galvanic conductivity of electrolytes).
Svante ArrheniusMarie CurieWalther NernstJacobus Henricus van 't Hoff

Question 4: What does the following picture show?

  Italian physicist Alessandro Volta showing his "battery" to French emperor Napoleon Bonaparte in the early 19th century.
  German physicist Otto von Guericke beside his electrical generator while conducting an experiment.
  Zinc carbon battery diagram.
  Late 1780s diagram of Galvani's experiment on frog legs.

Question 5: In 1909, ________ began a series of experiments to determine the electric charge carried by a single electron.
Albert Abraham MichelsonEnrico FermiRobert Andrews MillikanJ. Robert Oppenheimer

Question 6: This paired electron transfer is called a ________ reaction.
RedoxHydrogenOxygenCarbon

Question 7: The generation of chemical energy through ________ is inherently an electrochemical process, as is production of metals like aluminum and titanium from their ores.
AlgaePlantPhotosynthesisCell wall

Question 8: Thus, if the Cl- ion is favored for reduction, then the water reaction is favored for ________ producing gaseous oxygen, however experiments show gaseous chlorine is produced and not oxygen.
HydrogenRedoxElectrochemistryCarbon

Question 9: The presence of water in a solution of ________ must be examined in respect to its reduction and oxidation in both electrodes.
Sodium sulfateSodium chlorideSodium hydroxideSodium carbonate

Question 10: Usually, water is electrolysed as mentioned in electrolysis of water yielding gaseous oxygen in the anode and gaseous ________ in the cathode.
HydrogenChlorineHeliumNitrogen







Advertisements









Got something to say? Make a comment.
Your name
Your email address
Message