Ferric Chloride and Ionic Charges

The video tutorial explains how to write the formula for ferric chloride, also known as iron III chloride. It introduces the older naming system where 'ic' indicates a higher ionic charge, specifically Fe3+. The tutorial details the ionic charges of iron and chloride, and demonstrates the crisscross method to balance these charges, resulting in the formula FeCl3. It also compares ferric chloride with ferrous chloride, which has a different ionic charge and formula, FeCl2. The video concludes with a summary of the ferric chloride formula.

What is another name for ferric chloride?

• Iron(II) chloride

• Iron(III) chloride

• Iron(IV) chloride

• Iron chloride

In the older naming system, what does the suffix 'ic' indicate about the ionic charge?

• Lower ionic charge

• Neutral ionic charge

• Higher ionic charge

• Variable ionic charge

What is the ionic charge of iron in ferric chloride?

• Fe1+

• Fe2+

• Fe3+

• Fe4+

Which method is used to balance the charges in ferric chloride?

• Addition method

• Substitution method

• Crisscross method

• Cross-multiplication method

What is the chemical formula for ferric chloride?

• Fe2Cl3

• FeCl2

• FeCl

• FeCl3

How many chlorine atoms are needed to balance the charge in ferrous chloride?

• Three

• Four

• Two

• One