Thursday, October 21, 2010
Periodic Table of Videos- Neon
1. Neon is most popular in using it to make neon signs that glow up and are very attractive.
2. Neon has a atomic number of ten. Was is really neat is that you can freeze neon at low temperatures and create a solid neon.
3. Neon signs are made when you take a glass tube, fill it with neon, and then you add a high voltage to it so it creates a red light. Some glass makers make these signs so that they say pizza or cheese for sale things like that.
Periodic Table of Videos- Fluorine
1. Fluorine is a pale green color. What is cool about this chemical is that it can react with the air around you and with your nose to create a form of fluorine which smells terrible.
2. Fluorine can also dissolve things such as human flesh.
3. Fluorine has an atomic number of nine.
Periodic Table of Videos- Oxygen
1. Liquid oxygen is a blue color. Oxygen has to forms, one we breath and another one called ozone.
2. Liquid oxygen is very reactive and some chemists get worried when they make it. Generally, liquid oxygen is made by accident.
3. The ozone is much more reactive than oxygen. One more awesome thing I discovered from this video is that because liquid oxygen is so reactive, it can reignite a burnt out match.
Periodic Table of Videos- Nitrogen
1. Nitrogen has an atomic number of seven. The bond between two nitrogen atoms is the strongest bond that you can get out of any other atoms.
2. One thing that I found extermly interesting is that all explosives like tnt and such all have nitrogen in them. When the explosive goes off, the nitrogen atoms come together and they react.
3. Another cool thing I discovered from this video was that unlike water, when you pour liquid nitrogen on the floor, it will make these bubble things and will take dust off the floor in the bubble.
Periodic Table of Videos- Carbon
1. Carbon has an atomic number of six. Carbon is all around and their is a type of carbon that is actually within us.
2. Carbon is a very common element that can come in many different forms. Carbon can also be arranged in many different ways such as in the shape of a soccer ball.
3. Carbon can come in this form called amorphous carbon which is used in gas masks because the poison goes in one direction and the carbon absorbs that so you get clean air coming out the other side.
Periodic Table of Videos- Beryllium
1. Beryllium is a toxic chemical. Beryllium is seriously dangerous. Beryllium dust can be found on earth and can cause a type of lung cancer.
2. Beryllium has a atomic number of four. One thing bad about beryllium is that it costs a lot. Just a small sample of Beryllium can cost up to 15,000 euros.
3. Another bad thing about Beryllium is that it is poisonous. An interesting thing that I have learned about beryllium is that x-rays don't work well with beryllium.
Periodic Table of Videos- Lithium
1. Lithium is the lightest of all metals. It is a very shiny metal when you cut it fresh. What some people don't know is that lithium is also used as a medicine for people with depression.
2. Lithium is a very reactive metal. When you add water to lithium it will begin to fizz up and then can ignite on fire.
3. Lithium is usually stored underneath oil so that it doesn't react with water or the air. Also Lithium is very soft and can easily be cut.
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