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A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z). [ 1 ] The definitive visualisation of all 118 elements is the periodic table of the elements , whose history along the principles of the periodic law was one of the founding ...
41 of the 118 known elements have names associated with, or specifically named for, places around the world or among astronomical objects. 32 of these have names tied to the places on Earth, and the other nine are named after to Solar System objects: helium for the Sun; tellurium for the Earth; selenium for the Moon; mercury (indirectly), uranium, neptunium and plutonium after their respective ...
Also acid ionization constant or acidity constant. A quantitative measure of the strength of an acid in solution expressed as an equilibrium constant for a chemical dissociation reaction in the context of acid-base reactions. It is often given as its base-10 cologarithm, p K a. acid–base extraction A chemical reaction in which chemical species are separated from other acids and bases. acid ...
Mimesis is an imitation, coming directly from the Greek word. [9] Archetype is the original idea or model that is emulated, where the emulations can be skeuomorphic. [ 10 ] Skeuomorphism is parallel to, but different from, path dependence in technology, where an element's functional behavior is maintained even when the original reasons for its ...
The list starts with ๐ for gold and has early conventions that would later change: here โฟ is tin and โ electrum; โพ is silver but โฝ is mercury. Many of the 'symbols' are simply abbreviations of the Greek word or phrase. View the files on Commons for the list of symbols. [citation needed]
A Russian mnemonic is that the waxing moon is right part of letter 'ะ ', which is the first letter of word ัะฐััััะฐั (growing), and the waning moon looks like 'C' which is first letter of the word ััะฐัะตััะฐั (getting old). A Norwegian mnemonic is "When it looks like a comma, it's coming!"
Main list: Lists of English words Quebec French • Language teaching terms and ideas • Rhetorical terms • Alternative words for British • Greek words for love • Case-sensitive English words • Chicano Caló words and expressions • Dacian words • English words containing Q not followed by U • English words with disputed usage • French words of Arabic origin • Frequently ...
Synonym list in cuneiform on a clay tablet, Neo-Assyrian period [1] A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. [2] For example, in the English language, the words begin, start, commence, and initiate are all synonyms of one another: they are ...