Net Ionic Equations and Solubility

The video tutorial explains how to write a balanced net ionic equation for the reaction between calcium nitrate and lithium phosphate. It begins with balancing the molecular equation, followed by determining the states of each substance using solubility rules. The tutorial then demonstrates how to split strong electrolytes into ions to form the complete ionic equation. Spectator ions are identified and removed to derive the net ionic equation, ensuring both atoms and charges are balanced. The tutorial concludes with a summary of the balanced net ionic equation.

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

• Determine the solubility of compounds

• Identify spectator ions

• Balance the molecular equation

• Write the complete ionic equation

Which ion is generally very soluble according to solubility rules?

• Phosphate ion

• Calcium ion

• Lithium ion

• Nitrate ion

Why is lithium phosphate considered an exception in solubility?

• It is insoluble

• It is soluble

• It forms a precipitate

• It is a gas

What is the role of solubility rules in writing net ionic equations?

• To write molecular equations

• To determine the states of compounds

• To identify spectator ions

• To balance charges

What is the state of calcium phosphate in the reaction?

• Liquid

• Solid

• Gaseous

• Aqueous

What happens to strong electrolytes in a solution?

• They evaporate

• They form a precipitate

• They split into ions

• They remain intact

What is the purpose of removing spectator ions?

• To identify the precipitate

• To simplify the net ionic equation

• To determine solubility

• To balance the molecular equation

Which of the following is a spectator ion in the reaction?

• Phosphate ion

• Calcium ion

• Lithium ion

• Nitrate ion

What is the net charge of a balanced net ionic equation?

• Negative

• Variable

• Positive

• Zero

How do you ensure the net ionic equation is balanced?

• By adding more reactants

• By removing all ions

• By ensuring the charges are balanced

• By checking the number of atoms