Aluminum Chloride and Ionic Compounds

The video tutorial explains how to write the formula for Aluminum chloride (AlCl3) by using the Periodic Table to identify Aluminum and Chlorine. It describes the ionic nature of the compound, emphasizing the need for charge balance. The tutorial demonstrates how to adjust subscripts to achieve a neutral compound and verifies the formula. It concludes by noting the alternative name, Aluminum trichloride.

What type of compound is formed when Aluminum and Chlorine combine?

• Covalent compound

• Ionic compound

• Metallic compound

• Molecular compound

What is the charge of Aluminum when forming Aluminum chloride?

• 1+

• 2+

• 3+

• 4+

How many Chlorine atoms are needed to balance the charge of one Aluminum atom in Aluminum chloride?

• 1

• 2

• 3

• 4

What is the correct formula for Aluminum chloride?

• AlCl3

• AlCl

• AlCl2

• Al2Cl3

What is another name for Aluminum chloride?

• Aluminum dichloride

• Aluminum pentachloride

• Aluminum trichloride

• Aluminum tetrachloride