Net Ionic Equations and Balancing

This video tutorial explains how to write a balanced net ionic equation for the reaction between sodium oxide and water. It covers balancing the molecular equation, assigning states to substances, and splitting strong electrolytes into ions. The tutorial also discusses forming complete and net ionic equations, highlighting the absence of spectator ions, and ensuring charge and atom balance. The video concludes with a demonstration of the balanced net ionic equation for sodium oxide and water.

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

• Identify spectator ions

• Write the complete ionic equation

• Balance the molecular equation

• Determine the solubility of compounds

Why is it necessary to balance the molecular equation first?

• To determine the solubility of compounds

• To ensure the correct states of matter

• To ensure the correct number of atoms on each side

• To identify spectator ions

What state is sodium oxide in during the reaction?

• Aqueous

• Solid

• Gas

• Liquid

What happens to strong electrolytes in the complete ionic equation?

• They remain as compounds

• They are split into their ions

• They are converted to solids

• They are ignored

Which of the following is not split in net ionic equations?

• Gases

• Solids

• Aqueous solutions

• Ions

What is unique about the complete ionic equation in this reaction?

• It contains only gases

• It is unbalanced

• It has more products than reactants

• It contains no spectator ions

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

• Zero

• Negative

• Variable

• Positive

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

• To ensure the reaction is feasible

• To balance the molecular equation

• To determine the solubility of compounds

• To identify spectator ions

What is the charge of sodium ions in the reaction?

• 2+

• 2-

• 1+

• 1-

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

• Three

• Two

• Four

• One