Net Ionic Equations and Concepts

This video tutorial guides viewers through writing a balanced net ionic equation for the reaction between aluminum nitrate and sodium sulfide. It begins with balancing the molecular equation, followed by determining the solubility and states of the substances involved. The tutorial then explains how to split strong electrolytes into their ions to form the complete ionic equation. It addresses common errors and demonstrates how to derive the net ionic equation, ensuring that charges and atoms are balanced. The video concludes with a review of the final balanced net ionic equation.

What is the first step in writing a net ionic equation?

• Balance the molecular equation

• Determine the solubility of compounds

• Write the complete ionic equation

• Identify spectator ions

Which of the following compounds is generally insoluble?

• Sodium sulfide

• Aluminum sulfide

• Potassium sulfide

• Sodium nitrate

What is the charge of an aluminum ion in the reaction?

• 1+

• 2+

• 3+

• 4+

What do you do with solids in a net ionic equation?

• Split them into ions

• Convert them to gases

• Keep them together

• Ignore them

How many sodium ions are present in the complete ionic equation?

• 4

• 2

• 8

• 6

What is the purpose of identifying spectator ions?

• To calculate the reaction rate

• To determine solubility

• To simplify the net ionic equation

• To balance the equation

What is the net charge of the final compound in the net ionic equation?

• 0

• 1+

• 2+

• 3+

Why is it important to ensure the charge is balanced in the net ionic equation?

• To identify the limiting reactant

• To ensure the equation is correct

• To predict the reaction products

• To determine the reaction speed

What mistake was corrected regarding the number of nitrates in the equation?

• There were too many nitrates

• There were too few nitrates

• The nitrates were not balanced

• The nitrates were in the wrong state

What is the final step in verifying the net ionic equation?

• Writing the molecular equation

• Identifying spectator ions

• Ensuring the equation is balanced

• Checking the solubility