Boron is the chemical element with atomic number 5, symbol B Boron is the head of group 13 of the periodic table. Along with lithium and beryllium, it is one of the few light...
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6 Minutes
14 Minutes
Carbon is the chemical element with atomic number 6 and symbol C
Carbon is the chemical element with atomic number 6 and symbol C Carbon has several types of allotropes, the most famous of which are graphite, diamond, and amorphous carbon. The physical properties of carbon...
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7 Minutes
Nitrogen is the chemical element with atomic number 7, symbol N (from Latin nitrogenium)
Nitrogen is the chemical element with atomic number 7, symbol N (from Latin nitrogenium) Nitrogen is the head of the group of pnictogens. In everyday language, nitrogen designates the simple body N2 (dinitrogen), the...
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6 Minutes
Barium is the chemical element with atomic number 56, symbol Ba
Barium is the chemical element with atomic number 56, symbol Ba Barium oxide was discovered in 1774 by Carl Wilhelm Scheele in manganese dioxide ores. It was isolated in 1808 by the Englishman Sir...
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8 Minutes
Radium is the chemical element with atomic number 88, symbol Ra
Radium is the chemical element with atomic number 88, symbol Ra Radium is perfectly white in appearance but darkens when exposed to the open air. Radium is an alkaline earth metal found in very...
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4 Minutes
Francium is a chemical element with the symbol Fr and atomic number 87
Francium is a chemical element with the symbol Fr and atomic number 87 Francium, known for a time as eka-cesium and actinium K, is the chemical element with atomic number 87, symbol Fr. It...
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9 Minutes
Beryllium is a chemical element with the symbol Be and atomic number 4
Beryllium is a chemical element with the symbol Be and atomic number 4 In the periodic table, Beryllium the first representative of the alkaline earth metals. The name beryllium comes from the Greek βήρυλλος...
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5 Minutes
Caesium is the chemical element with atomic number 55, symbol Cs
Caesium is the chemical element with atomic number 55, symbol Cs Under standard conditions, the single caesium or cesium body is a soft, ductile metal, white or silver to gold. Its melting point 28.5...
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5 Minutes
Helium is the chemical element with atomic number 2, symbol He
Helium is the chemical element with atomic number 2, symbol He Helium it is a noble gas (or rare gas), practically inert, the first of the noble gas family in the periodic table of...
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4 Minutes
Rubidium is the chemical element with atomic number 37, symbol Rb
Rubidium is the chemical element with atomic number 37, symbol Rb Rubidium is an alkali metal, soft and silvery, with a melting point of only 39.3 °C (102.74 °F). It can be kept liquid...
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5 Minutes
Potassium is the chemical element with atomic number 19, symbol K (from the Latin kalium)
Potassium is the chemical element with atomic number 19, symbol K (from the Latin kalium) Potassium is a soft, metallic-white, slightly bluish alkali metal that is naturally found bound to other elements in seawater...
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10 Minutes
Sodium (Natrium) is the chemical element with atomic number 11, symbol Na
Sodium is the chemical element with atomic number 11, symbol Na (from Latin natrium) The simple body sodium is a soft metal, silvery in color and very reactive, which is one of the alkali...
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9 Minutes
Lithium is the chemical element with atomic number 3, symbol Li
Lithium is the chemical element with atomic number 3, symbol Li. It is an alkali metal, located in the first group of the periodic table of the elements. The nuclei of the two stable...
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14 Minutes
Hydrogen is the chemical element with atomic number 1, symbol H
Hydrogen is the chemical element with atomic number 1, symbol H At standard temperature and pressure, hydrogen is colorless, odorless, non-metallic, single-valent, and is a highly flammable diatomic gas. With an atomic mass of...
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10 Minutes
Periodic Table of Elements | Complete List of Chemical Elements by Group, Name, Symbol, Color and Type
Periodic Table of Elements The Periodic Table of the Elements, also known as the Table or Mendeleev’s Table, or simply Periodic Table, represents all chemical elements, ordered by increasing atomic number and organized according...
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