Zinc is a kind of metallic chemical element. It is considered to be a transition metal, similar to nickel and mercury. It has the chemical symbol of ZN with an atomic number of 30. In its pure form it has a kind of light blue color. It tends to be quite brittle at room temperature but, once it is...
Sodium is a mineral, and one of the ten most abundant minerals on Earth. Its chemical symbol is “Na” which is the abbreviation of natrium, a Latin word. It has the atomic number of 11. It was first isolated in 1807 by Sir Humphrey Davy, who “discovered” it when he ran an electric current through...
Magnesium (with a symbol of Mg) is a metallic chemical element. It has an atomic number of 12, and—like calcium and barium—is considered to be an alkaline earth element. Magnesium was discovered in1808 by the scientist Sir Humphry Davy. However, some believe Davy only found magnesium oxide, and...
Nitrogen is a chemical element that is crucial in sustaining the Earth’s atmosphere and all life. In fact, about 80% of the atmosphere is made of nitrogen. It plays, literally, such a big part in life that scientists say that it is the seventh most abundant chemical in the universe....
Saint Valentine's Day, better known as simply Valentine's Day, is the annual commemoration of love celebrated on February 14. Valentine's Day was created by Pope Gelasius I in 500 AD to honor the Christian martyrs named Valentine. The religious observance of the day was deleted by Pope Paul VI...
Sulfur is a chemical element with the symbol “S” and an atomic number of 16. It is considered to be a non-metal. It has a number of different ions, resulting in Sulfites (which are used in food processing) and sulfates (which are used in manufacturing). Sulfur can also be found in living organisms...
William "Bill" Clinton was the 42nd President of The United States. Clinton was born William Jefferson Blythe III on August 19, 1946 in Hope, Arkansas to William Jefferson Blythe, Jr., and Virginia Dell Cassidy. When Clinton was three months old, Clinton's grandparents, Eldridge and Edith Cassidy,...
Gold is one of the best conducting metals known to mankind. It's also nearly impervious to sulfuric acid due to its nearly unique chemical nature. As if this wasn't enough, gold can be hammered down to only one atom of thickness and worked like clay in its pure state. The physical characteristics...
