If someone could verify if the information is correct. I am stuck with Sn2 C

Please type in the names for the following compounds. Sn2 C -_- tin(III) oxide Ni(IO4)2 _-_Nickel periodate Na3N Sodium nitride Ca(NO3)2 -_- calcium nitrate Ag2S _._- silver sulfide Question 2 Please enter the formulas for the following compounds. barium cyanide Ba(CN)2 ammonium phosphate AlPO4 molecular hydrogen _-_H2_-_ zinc hydride .ZnH2-.- Copper(II) bromate Cu(BBro3)2