Net Ionic Equations and Solubility

This video tutorial explains how to write a balanced net ionic equation for the reaction between lead(II) nitrate and magnesium bromide. It covers balancing the molecular equation, identifying the solubility of compounds, and determining the states of substances. The tutorial also discusses the complete ionic equation, breaking down compounds into ions, and identifying spectator ions. Finally, it presents the net ionic equation, ensuring charge balance and atom count, concluding with a summary of the process.

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

• Write the states of each substance

• Check the solubility of compounds

• Balance the molecular equation

• Identify spectator ions

Why is lead bromide considered an exception in solubility?

• It reacts with water

• It is a gas at room temperature

• It is highly soluble

• It is slightly soluble

What does the solubility table indicate about lead bromide?

• It is insoluble

• It is highly soluble

• It is a strong acid

• It is slightly soluble

What type of reaction occurs when lead bromide forms?

• Acid-base reaction

• Redox reaction

• Precipitation reaction

• Combustion reaction

What is the charge of the lead ion in the reaction?

• 2+

• 1+

• 3+

• 4+

Which ions are considered spectator ions in this reaction?

• Nitrate ions

• Bromide ions

• Lead ions

• Magnesium ions

What is the net charge of the reactants in the net ionic equation?

• 2+

• 2-

• 0

• 1+

What is the significance of balancing charges in a net ionic equation?

• To ensure the equation is neutral

• To identify spectator ions

• To determine solubility

• To predict reaction products

What happens to spectator ions in a net ionic equation?

• They form a precipitate

• They are removed from the equation

• They change their charge

• They are included in the final equation

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

• Ensuring charge and atom balance

• Crossing out spectator ions

• Writing the states of each substance

• Balancing the molecular equation