* Gold(I) cyanide: This is a complex anion that forms when gold is dissolved in cyanide solution. It is the most common form of gold in solution and is used in a variety of gold-plating processes.

* Gold(III) chloride: This is a yellow-orange solid that is used as a catalyst in a variety of chemical reactions. It is also used in the production of gold leaf and gold paint.

* Gold(III) sulfide: This is a black solid that is used as a semiconductor in a variety of electronic devices. It is also used in the production of gold jewelry.

* Gold(III) oxide: This is a brown-red solid that is used as a catalyst in a variety of chemical reactions. It is also used in the production of gold leaf and gold paint.

* Gold(V) fluoride: This is a colorless gas that is used as a fluorinating agent in a variety of chemical reactions. It is also used in the production of gold-plated surfaces.