A cavity was made in an existing gold crown to facilitate an  endodontic procedure. The cavity was then filled with dental amalgam. After several months the amalgam appeared discoloured and corroded. What caused the problem and how could it be avoided?

Question: A cavity was made in an existing gold crown to facilitate an
endodontic procedure. The cavity was then filled with dental
amalgam. After several months the amalgam appeared discoloured and corroded. What caused the problem and how could it be avoided?

you must mention the materials which are in amalgam. the main one is mercury which can react with gold.

no intro and conclusion

no in-text referencing, just at the bottom of the text.

explain with detail as much as u can

you can use as many references that the question needs