Assertion: fuel cell's anode | /r/HasProperty | a zinc–mercury amalgam
Facets:
value: in a button battery
type: LOCATION
Source sentences:
text: (b) In a button battery, the anode is a zinc–mercury amalgam, and the cathode can be either HgO (shown here) or Ag 2 O as the oxidant.
text: In these "button" batteries, the anode is a zinc–mercury amalgam rather than pure zinc, and the cathode uses either \(HgO\) or \(Ag_2O\) as the oxidant rather than \(MnO_2\) (part (b) in Figure \(\PageIndex{1}\)).