Any metal mixed with mercury is called amalgam. The amalgam used for dental filling is ______ .
A
Ag−Sn amalgam
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B
Cu−Sn amalgam
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C
Au−Snamalgam
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D
none of the above
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Solution
The correct option is BAg−Sn amalgam The main component of dental filling is silver tin amalgam. Silver and tin are the main constituent and copper is also present along with some other trace metals. It is used to fill cavities caused by tooth decay.