Chemical Experiment Analysis

Craig Beals demonstrates a chemistry experiment called the 'Golden Snow Globe' in a lab setting. The experiment involves mixing lead nitrate and potassium iodide to create a golden precipitate of lead iodide. Beals emphasizes safety by conducting the experiment in a fume hood due to the toxic nature of the chemicals. He scales up the experiment to show the reaction on a larger scale. The video concludes with a message about the importance of learning and a sponsorship mention of MEL Science, which offers science kits for home experiments.

What is the name of the experiment demonstrated in the video?

• Golden Snow Globe

• Magic Snow

• Silver Snow Globe

• Crystal Rain

Which of the following chemicals is NOT required for the experiment?

• Sodium Chloride

• Lead Nitrate

• Potassium Iodide

• Distilled Water

How much potassium iodide is needed to prepare the 0.1 molar solution?

• 3.3 grams

• 4.0 grams

• 1.6 grams

• 2.5 grams

What happens when the two clear solutions are mixed together?

• They form a solid precipitate

• They form a gas

• They change color to blue

• They remain clear

What does the 's' next to lead iodide in the reaction equation indicate?

• It is a liquid

• It is soluble

• It is a solid

• It is a gas

Why is the experiment conducted in a fume hood?

• To enhance visibility

• To keep the temperature constant

• To avoid toxic fumes

• To prevent contamination

What is the purpose of heating the solution in the experiment?

• To evaporate the water

• To change the color of the solution

• To dissolve the precipitate

• To recrystallize the lead iodide

What is used to scale up the experiment?

• A larger fume hood

• A bigger pipette

• A massive buret

• A larger beaker

What is the visual result of the scaled-up experiment?

• Clear solution

• Yellow precipitate

• Blue crystals

• Green gas

What is the main message at the end of the video?

• Avoid chemistry

• Subscribe to the channel

• Stop experimenting

• Keep on learning