Gold

= **__Gold__** =

** Hi, my name is Libbylovescake and iI wrote about Gold!!!!!!!!!!! The characteristics of gold are very interesting. The chemical characteristics of it are that gold is not very reactive. It hardly ever reacts with anything. It can react with bismuth, tellurium, and selenium, but it doesn’t happen much. The physical characteristics of gold, are that it is metallic. It's also very shiny and never loses its luster, which means that it is always shinny. It's a dense, soft, yellow very beautiful metal. The density is 19.3 at 20 degrees Celsius. Its melting point is 1,062 degrees Celsius.

[|Gold] has 79 protons, are positively charge particles. It has 118 neutrons, which are neutrally charged particles, and 79 electrons, which are negatively charged particles that go around the nucleus. The atomic mass of atomic mass is 197, which is neutrons plus protons. The atomic number is 79, which is how many protons there are. **

Gold is the most valuable metal and has many uses. It is used in necklaces, earrings, bracelets and other jewelry. It can also be used to conduct heat and electricity and is used in many electronics. In the past it has been used as a system of money. One other important use is medicine. Gol d is not very reactive so it is good to use for medicine. Gold is used to reduce pain and swelling in tuberculosis and rheumatoid arthritis, and used in dentistry to make gold teeth. Gold is mostly found in South Africa, which has two thirds of how much is produced each year. People say that you can find it in the ocean, but people don't now how to take it out of the water. Gold can also be found in Canada, Russia, South Dakota, California, Alaska, Brazil, Mexico and many other places.

Gold has a very interesting history, starting over six thousand years ago in Eastern Europe. We don’t know who discovered it because many people did a long time ago. It has been used as jewelry, money system, on decorative items and more. From 2500 to 1500 B.C. it was used for tombs in Egypt. Another important time for gold was in 218 to 202 B.C. in the [|second Punic war], which was a war between the Romans and the Carthagians. During the Aztec empire, gold was often used for decoration. Gold, was the main reason for Cortez to go to Mexico in the first place . There have also been times where people have traveled thousands of miles for a chance to find gold. One time that happened was from 1848 to 1859, where there was a huge gold rush in California because someone found gold there.

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