Iron (|) Sulfide
IUPAC: Lead(IV) oxide old fashioned: Plumbic oxide (plumbous oxide would be PbO.)
THat is in IUPAC naming..: Iron (I I) Perselenate and old method of naming: Ferrous Perselenate
Ionic
yes using the stock/iupac method
Oxalic Acid is the old name for ethanedioic acid. Its structure is HO(O=)C - C(=O)OH
IUPAC: Lead(IV) oxide old fashioned: Plumbic oxide (plumbous oxide would be PbO.)
.2M x V FeCl3=moles FeCl3 x 1mole Fe2S3/2mole FeCl3=moles of Fe2S3 x mm of Fe2S3/1 mole Fe2S3= g Fe2S3 x .65% yield. 2.75g Fe2S3/ .65= 4.23g Fe2S3/ 207.91= .02035 x 2mole FeCl3=.0407 moles FeCl3/ .2M FeCl3= .2035 L x 1000= 203.5 ml
THat is in IUPAC naming..: Iron (I I) Perselenate and old method of naming: Ferrous Perselenate
Formula: Fe2S3
Ionic
yes using the stock/iupac method
If you think to chemical symbol of an element this is standardized after IUPAC rules.
Oxalic Acid is the old name for ethanedioic acid. Its structure is HO(O=)C - C(=O)OH
Ionic compound
Fe2S3
+3 for Fe -2 for S
Fesub2 S