Net Ionic Equations and Reactions

The video tutorial explains how to write the net ionic equation for the reaction between sodium bicarbonate (NaHCO3) and hydrochloric acid (HCl). It begins with balancing the molecular equation, followed by assigning states to each substance. The tutorial then demonstrates how to split strong electrolytes into ions and write the complete ionic equation. Spectator ions are identified and crossed out to derive the net ionic equation. The final net ionic equation is presented, showing the reaction between bicarbonate and hydrogen ions to form carbon dioxide and water.

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

• Split strong electrolytes into ions

• Write the states of substances

• Identify spectator ions

• Balance the molecular equation

Which of the following is true about sodium compounds in water?

• They are insoluble

• They remain as molecules

• They form a precipitate

• They are soluble and split into ions

What is the state of carbon dioxide in the reaction?

• Gas

• Aqueous

• Liquid

• Solid

How do you determine the charge of the bicarbonate ion?

• By checking its solubility

• By assuming it is neutral

• By using a table of common polyatomic ions

• By looking at the periodic table

What is the charge of sodium in the reaction?

• 0

• 1-

• 2+

• 1+

What is the purpose of writing a complete ionic equation?

• To balance the molecular equation

• To identify the states of substances

• To determine the solubility of compounds

• To identify and remove spectator ions

Which ions are considered spectator ions in this reaction?

• H+ and CO2

• Na+ and H+

• Na+ and Cl-

• HCO3- and H2O

What is the net ionic equation for the reaction?

• HCO3- + H+ → CO2 + H2O

• NaHCO3 + HCl → NaCl + H2O + CO2

• H+ + Cl- → HCl

• Na+ + Cl- → NaCl

What happens to gases, liquids, and solids in net ionic equations?

• They are split into ions

• They are written as molecules

• They are ignored

• They are balanced separately

What is the final product of the reaction between NaHCO3 and HCl?

• NaCl and H2O

• CO2 and H2O

• NaCl and CO2

• HCl and NaHCO3