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2712 Dental

Mercuroscopic expansion in dental amalgam occurs when:

AMoisture contamination occurs during condensation of zinc containing amalgam
BMoisture contamination occurs during trituration of zinc containing amalgam
CMercury released as a result of electrochemical corrosion re-reacts with Ag-Sn particle (Correct Answer)
DMercury released as a result of electrochemical corrosion re-reacts with Ag-Cu particle