The video tutorial explains how to balance a chemical equation involving lead(II) nitrate and copper(II) sulfate. It begins by identifying the reactants and products, then counts the atoms on both sides of the equation. The tutorial demonstrates that the equation is already balanced, highlighting the double displacement reaction. The video concludes with a summary of the balanced equation.

What are the reactants in the chemical equation discussed in the video?

• Copper(II) nitrate and lead(II) sulfate

• Lead(II) sulfate and copper(II) nitrate

• Copper(II) sulfate and lead(II) sulfate

• Lead(II) nitrate and copper(II) sulfate

How many nitrate ions are present on the reactant side of the equation?

• Two

• One

• Four

• Three

What is the purpose of grouping NO3 and SO4 ions together in the equation?

• To simplify counting atoms

• To change the chemical properties

• To balance the charges

• To increase the reaction rate

How many copper atoms are present on the product side of the equation?

• Three

• Two

• One

• Four

What type of reaction is demonstrated in the video?

• Synthesis reaction

• Single displacement reaction

• Decomposition reaction

• Double displacement reaction