Net Ionic Equations and Reactions

This video tutorial explains how to write a balanced net ionic equation for the reaction between hypochlorous acid (HClO) and potassium hydroxide (KOH). It covers balancing the molecular equation, writing the states of substances, applying solubility rules, and identifying spectator ions. The tutorial concludes with the final net ionic equation, ensuring both charge and atom balance.

What type of reaction occurs between hypochlorous acid and potassium hydroxide?

• Decomposition reaction

• Redox reaction

• Neutralization reaction

• Precipitation reaction

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

• Identify spectator ions

• Balance the molecular equation

• Write the states of each substance

• Split strong electrolytes into ions

Why is it important to know solubility rules when writing states for substances?

• To calculate the pH of the solution

• To know which substances will dissolve

• To predict the reaction rate

• To determine the color of the solution

Which of the following is a characteristic of a weak acid like HClO?

• It completely dissociates in water

• It reacts violently with water

• It does not dissociate into ions in water

• It forms a precipitate in water

What is the role of spectator ions in a chemical reaction?

• They increase the reaction rate

• They participate in the reaction

• They change the color of the solution

• They remain unchanged and do not participate

Which ion is identified as a spectator ion in the reaction between HClO and KOH?

• Hydroxide ion

• Hypochlorite ion

• Chloride ion

• Potassium ion

What is the purpose of writing a net ionic equation?

• To show all ions present in the solution

• To highlight the ions that participate in the reaction

• To calculate the concentration of ions

• To determine the pH of the solution

How do you ensure that a net ionic equation is balanced?

• By counting the number of molecules

• By checking the color of the solution

• By ensuring the charges and atoms are balanced

• By measuring the temperature change

What is the charge balance in the net ionic equation for HClO and KOH?

• Two negative charges on both sides

• Two positive charges on both sides

• One negative charge on both sides

• Neutral on both sides

What is the final product of the reaction between hypochlorous acid and potassium hydroxide?

• Water and hypochlorite ion

• Potassium hypochlorite

• Potassium chloride

• Hydrochloric acid