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100

This element is the seventh most abundant metal. People use this element as fertilizer. When I combine with glass, I can make beautful colors appear in it.

Potassium (K)

100

This element has been known to man since the beginning of recorded history. I am abundant in nature and can be found in the sun and stars. I am a grey metal that turns bright orange when heated. I am important to humans because I help carry oxygen in the blood.

Iron (Fe)

100

This element is thought to be one of the oldest metals and alchemists believed that they could change it in gold. I am not found in nature freely and am actually very rare. I am a bluish-white metal that has a bright shine. I am soft, easyily malleable, ductile, and a poor conductor of electrivity. Look no farther that your pencil to find me.

Leab (Pb)

100

This element's name means charcoal in Latin. I am found in the sun, stars, comets and the atmospherse of most planets. As graphite, I am one of the softest materials in nature, but as a diamond I am one of the strongest. Without me there would be no life, because I form the basis of all living things.

Carbon (C)

100

This element is the second most abundant element found in the universe after hydrogen. I am a gas and one of my most interesting properties is that I will not turn into a solid no matter how low the temperature falls. You probably know me as the gas used to fill up balloons.

Helium (He)

200

This element is can be found in nearly any igneous rocks and mineral springs. I am a metal. I conduct heat better than any solid element and am used where heat must be transfered from one place to another. I am often used in batteries.

Lithium (Li)

200
This element is a beautiful sivery-white metal used to make jewelry, wire, and containers used in laboratories. When hydrogen and oxygen are placed near me, I will explode. I am more valuable than gold.

Platinum (Pt)

200

This element is a silvery-white metal that has been used by man because of its characteristics. I am light, strong and nonmagnetic. I do not produce sparks and am very malleable and ductile. i am used in kitchen utensils and cans, wherever a strong, light metal is needed.

Aluminium (Al)

200

This element is a gas without any color or smell and I make up most of the air you breathe. I am found in all living things. My compounds can be found in fertilizers, poisons, and explosives. It is very difficult to find me as a liquid.

Nitrogen (N)

200

This element is used in electric light bulbs, in photo tubes, and glow tubes. I am used as an inert gas blanket in the production of titanium and in the growing of silicon crystals. 

Argon (Ar)

300

This element is found in all stars and I am the fourth most abundant element on earth. I often combine with other elements. I am a soft, bright, silvery metal that floats in water. I am present in most soaps, but the pure form of me reacts violently with water.

Sodium (Na)

300

This element is a reddish metal that can be easily shined. I am malleable, ductile and I am known for my ability to conduct heat and electricity. I am rarely found by myself in nature. I am used extensively in the electrical industry. 

Copper (Cu)

300

This element is a very unique metal because of the way I lock and behave. I am the only common metal that is liquid at room temperature. I am not usually found free in nature. I am a heavy, silver-white metal that does not conduct heat very well.

Mercury (Hg)

300

This element's name means acid forming in Greek. I am the third most abundant element found in the sun. I am a gas that has no color, smell, taste, and I make up the majority of the human body. Without me, there would be no water. I am very reactive and I like to combine with most elements. Plants and animals need me for respiration.

Oxygen (O)

300

This element is a Noble Gas. It does not normally bond with other elements to form compounds. When electricity passes through me, I glow a reddish orange color. I am used ito make advertising signs that light up.

Neon (Ne)

400

This element is usually found in meteorites and the sun. I am always present in igneous rocks. I am the ninth most abundant element in the earth's crust. I am lustrous, white metal, and very strong. Since I am so strong, I am often combined with steel to make objects that will not rust and can take high temperatures.

Titanium (Ti)

400

This element is considered very valuable and can be found freely in nature in veins and alluvial deposits. I am the most malleable metal and ductile metal. Just 1 oz of me can be beaten out into a thin layer that can cover an area as big as a classroom.

Gold (Au)
400

This element has been around since the beginning of civilizations. I am not usually found free in nature. I am a bluish-white, non-magnetic, shiny metal. Because of my thermal, optical, and acoustical properties I am often used in makeing organ pipes in churches.

Zinc (Zn)

400

This element is found in meteorites, near volcanoes, and hot springs. I have a pale yellow color, no odor, am very brittle, and I do not dissolve in water. I am an essential element in living organisms.

Sulfur (S)

400

This element is a Halogen, though not as reactive as others. I am a bluish-black, shiny solid that turns into a blue-violet gas at ordinary temperatures. I am known because of my medicinal properties.

Iodine (I)

500

This element is a light, silvery white, and rather tough metal. In small pieces, I will burn in the exposed air producing extremely bright, white flame. Therefore, I am used in flash photography and fireworks. However, you can also find me as a medicine to sure stomach aches.

Magnesium (Mg)

500

This element comes from a German word that means goblin or evil spirit. I can be found in meteorites. I am a hard but brittle metal and look like iron or nickel. I am often used by artist to make blue paint.

Cobalt (Co)

500

This element is a semimetal with a steel grey color and can break very easily. I tarnish very easily in air and when you heat me up I cahnge form and begin to smell like garlic. I am used in producing insecticides. I am a very dangerous poision.

Arsenic (As)

500

This element is never found free in nature and am usually found in the form of salts. People use me in order to make water safe for drinking. You probably know me for my abilities to bleach substances. 

Chlorine (Cl)

500

This element is often used in photography to create flas lamps that are used in high-speed photography. As a solid I have a white crystal appearance. When electricity passes through me I tend to glow a grayish color

Krypton (Kr)

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