• Chemical element - Wikipedia

    en.wikipedia.org/wiki/Chemical_element A chemical element is a species of atom having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z ). For example, the atomic number of oxygen is 8, so the element oxygen describes all atoms which have 8 protons. In total, 118 elements have been identified. The first 94 occur naturally on Earth, and the ...
  • chemical element | Definition, Origins, Distribution ...

    www.britannica.com/science/chemical-element Chemical element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. Learn more about the origins, distribution, and characteristics of chemical elements in this article.
  • List of chemical elements | Britannica

    www.britannica.com/topic/list-of-chemical-elements-2026117 A chemical element is any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. Here, the elements are ordered alphabetically. Each element is followed by its atomic number, the total
  • What Is a Chemical Element? Definition and Examples

    www.thoughtco.com/what-is-a-chemical-element-604297 A chemical element, or an element, is defined as a material which cannot be broken down or changed into another substance using chemical means. Elements may be thought of as the basic chemical building blocks of matter. There are 118 known elements.Each element is identified according to the number of protons it has in its atomic nucleus.
  • Chemical element - Simple English Wikipedia, the free ...

    simple.wikipedia.org/wiki/Chemical_element A chemical element is a substance that contains only one type of atom.If a substance contains more than one type of atom, it is a compound.An element can be a solid, liquid or gas. The smallest particle of such an element is an atom.Atoms are made up of protons, neutrons, and electrons.. Each element contains only one kind of atom. The number of protons in an atom is called the atomic number.
  • CHEMICAL ELEMENT | meaning in the Cambridge English Dictionary

    dictionary.cambridge.org/dictionary/english/chemical-element chemical element definition: 1. a substance that cannot be broken down into any simpler chemical substances and is made of atoms…. Learn more.
  • Chemical element - definition of chemical element by The ...

    www.thefreedictionary.com/chemical+element Define chemical element. chemical element synonyms, chemical element pronunciation, chemical element translation, English dictionary definition of chemical element. Noun 1. chemical element - any of the more than 100 known substances that cannot be separated into simpler substances and that singly or in combination...
  • List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements This is a list of the 118 chemical elements which have been identified as of 2019. A chemical element, often simply called an element, is a species of atoms which all have the same number of protons in their atomic nuclei (i.e., the same atomic number, or Z).. A popular visualization of all 118 elements is the periodic table of the elements, a convenient tabular arrangement of the elements by ...
  • Chemical Elements.com - An Interactive Periodic Table of ...

    chemicalelements.com [Basic data, limited write-ups] Provides information on the 109 named elements plus elements 110 - 112.
  • Alphabetical list by Name of the chemical elements of the ...

    www.lenntech.com/periodic/name/alphabetic.htm The first chemical element is Actinium and the last is Zirconium. Please note that the elements do not show their natural relation towards each other as in the Periodic system. There you can find the metals, semi-conductor(s), non-metal(s), inert noble gas(ses), Halogens, Lanthanoides, Actinoids (rare earth elements) and transition metals ...