Chemical Properties of Iron Compounds

The video tutorial explores the solubility of iron(III) bromide (FeBr3) in water. It begins by introducing FeBr3 and its context in solubility discussions. The video then explains the solubility rules, highlighting that bromide compounds are generally soluble with few exceptions, and FeBr3 is not one of them. The tutorial demonstrates how to use a solubility table to confirm FeBr3's solubility, showing that it dissolves into Fe3+ and Br- ions in water. The video concludes by summarizing the dissolution process and confirming FeBr3's solubility.

What is the chemical name of FeBr3?

• Iron(III) bromide

• Iron(III) chloride

• Iron(II) bromide

• Iron(II) chloride

According to solubility rules, which ion generally makes compounds soluble?

• Nitrate

• Bromide

• Sulfate

• Chloride

What tool can be used to confirm the solubility of a compound?

• Periodic table

• Solubility table

• Molecular weight chart

• pH scale

In the solubility table, what does the symbol 'S' indicate?

• Solid

• Suspended

• Soluble

• Saturated

When FeBr3 dissolves in water, into which ions does it dissociate?

• Fe2+ and Br2-

• Fe3+ and Br2-

• Fe3+ and Br-

• Fe2+ and Br-

How many bromide ions are produced for each iron(III) ion when FeBr3 dissolves?

• Three

• Two

• One

• Four