The chemical name of Sn3(PO4)4 is tin(IV) phosphate, according to Quia.com. This compound is a chemical combination of the following elements: tin, oxygen and phosphorous.
According to About.com, there are rules that can be followed to work out the name of a chemical compound from its chemical formula. The metal part of the compound, in this case tin, is named first. The (IV) part of the name refers to the +4 charge on each tin ion. The suffix -ate means that the phosphorous atom has been combined with oxygen atoms. By putting these different parts together, one can see that the full name of Sn3(PO4)4 is tin(IV) phosphate.