Ace the NDEB 2025 – Get Set to Shine on Canada’s Dental Exam!

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What phases are most susceptible to corrosion in low copper amalgam?

Silver mercury

Silver tin

Tin mercury

When looking at the composition of low copper amalgam, we can see that it is primarily made up of silver and mercury, with a smaller amount of tin. Copper is not listed as an ingredient in low copper amalgam. Therefore, the options A, B, and D are incorrect as they involve copper in some form. The correct answer, C, includes two common components of amalgam, tin and mercury, making it the most susceptible to corrosion.

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Copper tin

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