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Chemical Elements Crossword Puzzle

Across
The most reactive metal. Though quite rare, it Is used in photoelectric cells and in atomic clocks.
Nicknamed Quicksilver, it is the only metallic element that is a liquid. It is used in barometers and used to be used in thermometers because it expands significantly when heated.
This meal is the best conductor of heat and electricity. It used to be found in coins, but now its too expensive to use it there. Its compounds are light sensitive and still used in photographic films.
A highly reactive metal whose compounds make up limestone, chalk, cement, and the bones and teeth of animals. Milk is a good source of this element.
A yellow nonmetal that occurs both free and in compound form in nature. It is used in match tips, gunpowder and rubber. Its presence in coal leads to acid rain if not removed before burning.
A hard magnetic element that is used in the production of steel. A radioactive form of this element is used in cancer treatment.
Used in borosilicate glass, drill bits, and control rods in nuclear reactors.
A low melting point metal. use din electrical fuses and in fire detection devices.
A sift highly reactive metals. Its compounds include lye, table salt and baking soda.
A reactive metallic element. Compounds are used to outline the intestines for Xrays. Compounds also Give green colors in fireworks
Never found as a pure element. It is essential in all cell protoplasm, DNA and animal tissues and bones. It is also present in fertilizers.
A metal used to make stainless steel. combined with nickel, it forms nichrome wire, where high conductivity produces heat.
An element with a symbol base on its Latin name. it is used with lead in car batteries.
A reactive silver white metal. that is second in abundance to sodium in ocean water. Its used in alloys due to its low density and high strength. its compounds like milk of magnesia and Epsom salts have medicinal uses.
A gaseous element that makes up 78 %of our atmosphere. its compounds are important components of proteins, fertilizers, and explosives.
One of three magnetic metallic elements. This element is used in 5 cent pieces and nichrome wire.
Highest Melting Point element. It is still present in old incandescent light bulbs, Its one letter symbol comes form the name wolfram.
This magnetic metallic element is used extensively for structural purposes.
A highly reactive metal. it is one of the three main elements in fertilizers. Similar compounds to sodium but more expensive.
A gaseous nonmetal, the most abundant element on earth. it makes up 21% of the earth's atmosphere.
An unreactive gaseous element that is produced from fusion in the sun. The second most abundant element in the universe
Down
A component of all living Matter and fossil fuels.; the black material on a charred candle wick.
A solid purple black nonmetal which changes to a deep purple gas when heated. When dissolved in alcohol, this element serves as a disinfectant.
The second most abundant element in the earths crust. it is the principal component of sand and is found in solar cells, computer chips, and caulking materials.
A metallic element used in nuclear power plant control rods and in NiCad rechargeable batteries.
A soft dense metal used in bullets and car batteries. Once used in plumbing and paints, but concerns for its biological effects has caused a ban for these uses.
This yellow highly valuable and unreactive metal is very durable and valued for its beauty.
A metallic element that is used for its resistance to corrosion on the inside of cans.
An odorless colorless gas that is used as a flier in incandescent light bulbs.
A highly reactive metal. In compound form, it produces a drug that is used to treat mental illness.
The Lightest and most abundant element, the fuel of the universe. It is found in numerous compounds such as water and methane.
A highly reactive greenish yellow gas used as a bleach and water disinfectant. it is a component of table salt.
A silver white lustrous radioactive metal. Used as a fuel in nuclear power plants and in atomic warheads.
High Melting Point very reactive metal Used in making rocket nose cones because it has low density yet is very strong
A metallic element that is the negative pole in flashlight batteries. Plates well on Iron for protection. When melted with copper it forms brass.
An unreactive gas that can weaken SUPERMAN. It is also a product of nuclear explosions.
A highly reactive nonmetal. Its compounds are added to some toothpastes and many urban water supplies to prevent tooth decay.
A metallic element when added to steel increases its strength.
The most abundant metal in the earths crust. This silver white metal has a low density an dis resistant to corrosion. It is used in the kitchen and in boats, airplanes, and cars.
A red highly reactive , fuming liquid which has a foul smell. It finds some use as a disinfectant.
An unreactive gaseous element that is used in advertising signs for its bright reddish orange glow.
A reddish , lustrous, ductile, malleable metal that occurs both free and in combined state. It forms the body of the Statue of Liberty. Also used in electrical wiring and decorative objects.