propttle="Silver Sulphide"
var propnum=3
propnme = new Array(3)
propval = new Array(3)
propunt = new Array(3)
propnme[1]="Atomic / Molecular Weight"
propval[1]="247.802"
propunt[1]="gmol<sup>-1</sup>"
propnme[2]="Density"
propval[2]="7230"
propunt[2]="kgm<sup>-3</sup>"
propnme[3]="Melting Point "
propval[3]="473 decomposes"
propunt[3]="K"