Copper Sulfate and Sodium Hydroxide Reaction

The video tutorial explains a chemical reaction between copper sulfate, an acidic salt, and sodium hydroxide, a strong base. When these substances are mixed, a blue solid called copper hydroxide is formed, and the remaining aqueous solution is sodium sulfate.

What type of salt is copper sulfate described as in the reaction?

• Alkaline salt

• Acidic salt

• Neutral salt

• Basic salt

Which of the following is a strong base involved in the reaction?

• Sodium chloride

• Copper sulfate

• Potassium hydroxide

• Sodium hydroxide

What is the color of the solid formed when copper sulfate and sodium hydroxide are mixed?

• Green

• Blue

• Red

• Yellow

What is the name of the blue solid formed in the reaction?

• Copper hydroxide

• Sodium hydroxide

• Sodium sulfate

• Copper sulfate

What is the aqueous solution left after the reaction?

• Copper hydroxide

• Sodium sulfate

• Sodium chloride

• Copper sulfate