Net Ionic Equations and Spectator Ions

The video tutorial explains how to balance the net ionic equation for mercury 1 nitrate and copper 2 sulfate. It begins with balancing the molecular equation, followed by determining the states of substances based on solubility rules. The tutorial then demonstrates splitting strong electrolytes into ions to form the complete ionic equation. Spectator ions are identified and removed to derive the net ionic equation. The video concludes with ensuring the equation is balanced in terms of charge and atoms.

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

• Determine solubility of compounds

• Balance the molecular equation

• Identify spectator ions

• Write the complete ionic equation

Which of the following is generally soluble?

• All sulfates

• Copper 2 sulfate

• Mercury 1 sulfate

• Nitrate compounds

What happens to mercury 1 sulfate in water?

• It dissolves completely

• It remains as a solid precipitate

• It forms a gas

• It reacts with water

What is the purpose of splitting strong electrolytes into ions?

• To identify the precipitate

• To balance the charges

• To determine solubility

• To form the complete ionic equation

Which ion is not split in the net ionic equation?

• Sulfate ion

• Mercury 1 ion

• Copper 2 ion

• Nitrate ion

What are spectator ions?

• Ions that form a precipitate

• Ions that are insoluble

• Ions that do not change during the reaction

• Ions that participate in the reaction

Which ions are crossed out in the net ionic equation?

• Ions with a charge of 2+

• All ions

• Spectator ions

• Ions that form a solid

What is the net charge of a balanced net ionic equation?

• 1+

• 0

• 2-

• 2+

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

• To determine solubility

• To confirm the reaction occurs

• To ensure charge and atom balance

• To identify spectator ions

What is the charge of the mercury 1 ion in the net ionic equation?

• 2+

• 2-

• 0

• 1+