Amalgam restorations give the best clinical service when the residual mercury content is_______________?

Related Mcqs:

Discolouration of silver alloy is due to_____________?

A. Tarnish B. Tarnish and corrosion C. Wet corrosion D. Dry corrosion...

Mercury intoxication in dental office mainly results from____________?

A. Direct contact with the mercury B. Inhalation of mercury vapours C. Ingestion of mercury D. None of the above...

A patient who has had a recent amalgam filling in the upper teeth has a gold filling in the lower teeth, the patient complains of pain. The reason for this can be mainly_____________?

A. Improper amalgam filling B. Pulp exposure C. Galvanism D. None of the above...

Which is not true about high copper amalgam alloys______________?

A. Low tensile and compressive strength B. Low Hg: Alloy ratio C. High tensile strength D. Low creep...

In non zinc containing dental amalgam alloy the percentage of zinc present is______________?

A. Less than 0.02% B. Less than 0.1% C. Less than 0.01% D. None of the above...