![]() Fluorine (F), atomic number 9, atomic weight 18.998, a highly reactive halogen gas, used in toothpaste, refrigerants, and other industrial applications.Oxygen (O), atomic number 8, atomic weight 15.999, a nonmetal, makes up about 21% of the Earth’s atmosphere, and is essential for respiration and combustion.Nitrogen (N), atomic number 7, atomic weight 14.007, a nonmetal, makes up about 78% of the Earth’s atmosphere, and is used in fertilizers, explosives, and other industrial applications.Carbon (C), atomic number 6, atomic weight 12.011, a nonmetal, the basis of all known life on Earth, and is used in a variety of applications, including fuel, graphite, and diamond. ![]() Boron (B), atomic number 5, atomic weight 10.81, a hard, black or brown metalloid, used in heat-resistant materials, and is an essential nutrient for plants.Beryllium (Be), atomic number 4, atomic weight 9.0122, a hard, gray-white metal, used in nuclear reactors and aerospace technology.Lithium (Li), atomic number 3, atomic weight 6.94, a soft, silvery-white metal, the lightest metal, and is used in rechargeable batteries.Helium (He), atomic number 2, atomic weight 4.0026, a colorless, odorless gas, the second most abundant element in the universe, and is named after the Greek god of the sun, Helios.Hydrogen (H), atomic number 1, atomic weight 1.008, a colorless, odorless gas, the most abundant element in the universe and the first element on the periodic table.We’ll include the element’s name, symbol, atomic number, atomic weight, and a brief description of the element: Periodic Table with Names & Symbols, Atomic Number, Atomic Weight, and Descriptions Here’s a comprehensive list of all the elements in the periodic table in order of their atomic number. ![]()
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