A chemical element is a chemical substance that cannot be broken down into other substances by chemical reactions. The basic particle that constitutes...

118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has...

for functional groups, chemical compounds, and other entities. Element symbols for chemical elements, also known as atomic symbols, normally consist of one...

History of the Origin of the Chemical Elements and Their Discoverers, Individual Element Names and History, "Technetium" "Chemical Elements Discovered at Lawrence...

body, are primarily a product of chemical interactions with the medium in which they reside. Abundance of each element is expressed as a relative number...

table Element 119 (Uue, marked here) in period 8 (row 8) marks the start of theorisations. An extended periodic table theorizes about chemical elements...

China Petroleum and Chemical Industry Federation. Price average for entire year 2019. Market price on 4 February 2020 This element is transient – it occurs...

from more than one chemical element held together by chemical bonds. A molecule consisting of atoms of only one element is therefore not a compound....

Phosphorus is a chemical element; it has symbol P and atomic number 15. Elemental phosphorus exists in two major forms, white phosphorus and red phosphorus...

A heavy metal may be defined on the basis of density, atomic number or chemical behaviour. More specific definitions have been published, none of which...

Mercury is a chemical element; it has symbol Hg and atomic number 80. It is also known as quicksilver and was formerly named hydrargyrum (/haɪˈdrɑːrdʒərəm/...

A synthetic element is one of 24 known chemical elements that do not occur naturally on Earth: they have been created by human manipulation of fundamental...

constants List of chemical elements named after places List of chemical element name etymologies Naming of chemical elements List of chemical elements Kevin...

that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses...

article lists the etymology of chemical elements of the periodic table. Throughout the history of chemistry, many chemical elements have been discovered...

Tungsten (also called wolfram) is a chemical element; it has symbol W and atomic number 74. It is a rare metal found naturally on Earth almost exclusively...

are called the chemical elements. The chemical elements are what the periodic table classifies and organizes. Hydrogen is the element with atomic number...

Isotopes are distinct nuclear species (or nuclides) of the same chemical element. They have the same atomic number (number of protons in their nuclei)...

periodic table A period 5 element is one of the chemical elements in the fifth row (or period) of the periodic table of the chemical elements. The periodic...

periodic table In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3 to 12), though...

Oxygen is a chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal...

Hydrogen is a chemical element; it has symbol H and atomic number 1. It is the lightest element and, at standard conditions, is a gas of diatomic molecules...

Neon is a chemical element; it has symbol Ne and atomic number 10. It is the second noble gas in the periodic table. Neon is a colorless, odorless, inert...

periodic table A period 6 element is one of the chemical elements in the sixth row (or period) of the periodic table of the chemical elements, including the...

A trace element is a chemical element of a minute quantity, a trace amount, especially used in referring to a micronutrient, but is also used to refer...

A systematic element name is the temporary name assigned to an unknown or recently synthesized chemical element. A systematic symbol is also derived from...

up Element, element, élément, Elements, elements, or éléments in Wiktionary, the free dictionary. Element or elements may refer to: Chemical element, a...

Oganesson is a synthetic chemical element; it has symbol Og and atomic number 118. It was first synthesized in 2002 at the Joint Institute for Nuclear...

preferred by the American Chemical Society. The Joint Institute for Nuclear Research in Dubna (then USSR, today Russia) named element 104 kurchatovium (Ku)...

Bromine is a chemical element; it has symbol Br and atomic number 35. It is a volatile red-brown liquid at room temperature that evaporates readily to...