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Making Gold Lab

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Introduction

Khen Lam Monday, September 24, 2001 Book #. 411 Lab I. Title: "Making Gold" II. Equipment and Materials: Beaker Base Metal (Pennies) Water Burner Lye Tongs Zinc Beaker Stand III. Procedure: 1. Get a beaker and put Zinc and Lye into it. 2. Add water half way into the beaker. 3. Put a base metal (Pennies) in the beaker. 4. Put the beaker on the stand and put a burner under it. 5. Turn the burner on and let the solution in the beaker boil for a few minutes. ...read more.

Middle

The pennies that were inside the beaker, when finished boiling, came out with a silver color. After heat was applied to the silver pennies they turn to another color, gold. V. Science laws, principles, or theories: Something that I have found is that in this demonstration chemical and heat reactions occured. I also found that gold does not oxidize or is it greatly affected by acidic solutions. VI. Conclusion: In conclusion, I say that the pennies were not really turned into gold, but has a brass covering. ...read more.

Conclusion

411 Lab Title: "Making Gold" In order to tell if any gold is real you would have test it. One way is by: 1. Getting a smooth marble-like stone called a testing stone. 2. Then rub the gold against it. It should leave a mark on the stone. 3. Drip a gold testing acid on the stone where the gold mark is. If it dissolve its not gold. The acid is made of nitric acid. Gold is not greatly affected by acid. The second way is to leave it in water for a long time. If it rust it is not gold. Gold cannot rust or oxidize. ...read more.

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