Copper Electroplating Quiz

What is the primary purpose of electroplating?

• To create a decorative finish

• To create a metal coating on a conductive surface

• To increase the weight of the object

• To make the object magnetic

Which safety equipment is recommended for the electroplating experiment?

• A helmet and knee pads

• Gloves, goggles, apron, and a dust mask

• Sandals and a t-shirt

• Sunglasses and a hat

What is the first step in preparing the copper sulfate solution?

• Add 100g of root killer to a mason jar

• Pour 2 cups of cold water into a jar

• Mix copper sulfate with vinegar

• Add salt to the solution

What is used to clean the metal before electroplating?

• Soap and water

• Metal cleaning powder and water

• Vinegar and baking soda

• Lemon juice and salt

How are the batteries arranged in the circuit setup?

• Positive end to positive end

• Negative end to negative end

• Positive end to negative end

• Side by side

What is the role of the copper pipe in the electroplating setup?

• To act as a decorative element

• To release copper ions into the solution

• To hold the nail in place

• To measure the temperature of the solution

What happens to the copper ions during the electroplating process?

• They dissolve completely

• They attach to the nail cathode

• They change color

• They evaporate into the air

What maintains the copper sulfate solution during electroplating?

• The copper pipe releasing copper ions

• The removal of the nail

• The addition of more water

• The increase in temperature

What is the effect of leaving the nail in the solution for a longer time?

• The nail becomes lighter

• The solution becomes less conductive

• The nail changes shape

• More copper attaches to the nail

Where can viewers share their experiment results?

• On Instagram

• On Facebook or Google+

• On Twitter

• On LinkedIn