Net Ionic Equations and Electrolytes

This video tutorial guides viewers through writing a balanced net ionic equation for the reaction between silver nitrate and tin. It begins with balancing the molecular equation, assigning states to each substance, and forming the complete ionic equation. The tutorial then identifies and crosses out spectator ions to derive the net ionic equation. Finally, it verifies the balance of charges and atoms in the equation, ensuring the reaction is correctly represented.

What type of reaction occurs between silver nitrate and tin?

• Decomposition

• Synthesis

• Single displacement

• Double displacement

Why is it necessary to balance the molecular equation first?

• To identify the spectator ions

• To ensure the reaction is spontaneous

• To make sure the net ionic equation is correct

• To determine the limiting reactant

What state is assigned to tin metal in the reaction?

• Gas

• Solid

• Aqueous

• Liquid

Which of the following is a strong electrolyte in the reaction?

• Silver nitrate

• Tin(II) nitrate

• Silver metal

• Tin metal

What is the charge of the silver ion in the complete ionic equation?

• 2-

• 1-

• 1+

• 2+

What are spectator ions?

• Ions that are only present in the reactants

• Ions that are only present in the products

• Ions that do not change during the reaction

• Ions that participate in the reaction

Which ions are removed to form the net ionic equation?

• Silver ions

• Hydrogen ions

• Tin ions

• Nitrate ions

What is the charge of the tin ion in the products?

• 2-

• 1-

• 2+

• 1+

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

• To determine the reaction mechanism

• To predict the reaction rate

• To identify the products

• To ensure the equation is balanced

What is the final net ionic equation for the reaction?

• 2Ag+ + Sn → 2Ag + Sn2+

• Ag+ + Sn → Ag + Sn2+

• Ag + Sn2+ → Ag+ + Sn

• 2Ag + Sn2+ → 2Ag+ + Sn