Net Ionic Equations and Ionic Charges

The video tutorial explains how to write the net ionic equation for the reaction between barium hydroxide and copper(II) sulfate. It begins by ensuring the molecular equation is balanced and then discusses the states of the reactants and products, highlighting solubility rules. The tutorial proceeds to break down the equation into ions, identifying that there are no spectator ions, making the complete ionic equation the same as the net ionic equation. The video concludes by verifying that the charges and atoms are balanced, providing a comprehensive understanding of the process.

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

• Identify spectator ions

• Balance the molecular equation

• Determine the solubility of reactants

• Write the complete ionic equation

Why is barium sulfate considered a solid in the reaction?

• It is a gas

• It is a strong base

• It is insoluble in water

• It is a strong acid

Which of the following is a characteristic of copper(II) hydroxide in this reaction?

• It is highly soluble

• It is a gas

• It is largely insoluble

• It is a strong acid

What is the charge on the barium ion in the complete ionic equation?

• 1-

• 1+

• 2+

• 2-

In the complete ionic equation, what is the charge on the sulfate ion?

• 2-

• 1-

• 2+

• 1+

Why are solids not split into ions in the net ionic equation?

• They are gases

• They do not dissolve in water

• They are liquids

• They are not reactive

What makes the complete ionic equation the same as the net ionic equation in this reaction?

• Different states of matter

• Different charges on ions

• Absence of spectator ions

• Presence of spectator ions

What is the total charge on the reactant side of the net ionic equation?

• 2-

• 1+

• 2+

• 0

How is the charge balanced in the net ionic equation?

• By ensuring the sum of charges is zero

• By changing the state of products

• By adding more reactants

• By removing ions

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

• Changing the states of reactants

• Identifying the products

• Counting the number of molecules

• Ensuring the equation is balanced in terms of atoms and charge