Question

Given the chemical formulas of the following compounds, name each compound and state the rules you used to determine each name.

KI

Fe2O3

(NH4)3PO4

Answer 1

Answer:

1. KI - Potassium Iodide.

Here, the cation is K+ (Potassium) and the anion is I- (Iodide). Hence the compound is potassium iodide.

2. Fe2O3 - Iron Oxide

Here, the cation is iron and anion is O2- (Oxide). Hence the compound is iron oxide.

3. (NH4)3PO4 - Ammonium Phosphate

Here, the cation is NH4+ (ammonium) and the anion is (PO4)3- (Phosphate). Hence the given compound is ammonium phosphate.