Net Ionic Equations and Reactions

The video tutorial explains how to write a balanced net ionic equation for the reaction between zinc sulfate and sodium hydroxide. It begins with balancing the molecular equation, followed by determining the states and solubility of the compounds involved. The tutorial then demonstrates how to form the complete ionic equation and identify spectator ions. Finally, it shows how to finalize the net ionic equation, ensuring charge and atom balance.

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

• Write the complete ionic equation

• Determine the solubility of compounds

• Balance the molecular equation

• Identify spectator ions

How many sodium ions are needed to balance the equation for zinc sulfate and sodium hydroxide?

• Four

• One

• Three

• Two

Which of the following is generally soluble in water?

• Zinc hydroxide

• Iron(III) oxide

• Sodium hydroxide

• Calcium carbonate

What happens to zinc hydroxide in the reaction?

• It reacts with sodium ions

• It remains as ions

• It forms a precipitate

• It dissolves in water

What is the purpose of splitting strong electrolytes into ions?

• To determine solubility

• To balance the equation

• To identify spectator ions

• To form the complete ionic equation

Which ions are considered spectator ions in this reaction?

• Zinc ions

• Sodium ions

• Sulfate ions

• Hydroxide ions

What is the net ionic equation derived from?

• The solubility rules

• The spectator ions

• The complete ionic equation

• The balanced molecular equation

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

• To satisfy the law of conservation of mass

• To ensure the reaction occurs

• To satisfy the law of conservation of charge

• To identify spectator ions

What is the net charge on both sides of the net ionic equation?

• Zero

• Positive

• Variable

• Negative

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

• Crossing out spectator ions

• Writing the states of substances

• Balancing the atoms

• Ensuring charge balance