Question

Dental amalgam used for filling teeth consists of ______.

Options

• Ag and Hg

• Au and Hg

• Au, Sn and Hg

• Ag, Sn and Hg

Answer 1

Dental amalgam used for filling teeth consists of Ag, Sn and Hg.

Explanation:

Dental amalgam is a material used by dentists to fill cavities in teeth.
It is a mixture (called an amalgam) made mainly of:

Silver (Ag)

Tin (Sn)

Mercury (Hg)

Mercury helps to bind the metals and form a soft paste, which hardens in the tooth.