Amalgam means_____________?
Correct answer: B. An alloy of two or more metals one of which is mercury
- A. A metallic powder composed of silver, tin, copper and zinc
- B. An alloy of two or more metals one of which is mercury
- C. An alloy of two or more metals that have been dissolved in each other in the molten state
- D. A metallic substances in powder or tablet from that is mixed with mercury
Explanation
An amalgam is an alloy in which mercury is one of the constituent metals, usually combined with silver, tin and copper. A powder mixed with mercury describes the ingredients before reaction, not the definition of the resulting alloy.
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