Visualizing ConceptsThe diagram that follows represents a molecular view of a process occu...

Visualizing Concepts

The diagram that follows represents a molecular view of a process occurring at an electrode in a voltaic cell.

(a) Does the process represent oxidation or reduction?

(b) Is the electrode the anode or cathode?

(c) Why are the atoms in the electrode represented by larger spheres than the ions in the solution? [Section]