- chemical symbols
- Химические символы (Chemical symbols)Знаки, необходимые для набора химических формул, в т.ч. структурных.
Шрифтовая терминология. 2013.
Шрифтовая терминология. 2013.
chemical equation — UK US noun [countable] [singular chemical equation plural chemical equations] chemistry a method of describing the process involved in a chemical reaction, using chemical symbols to show the reactants and … Useful english dictionary
Chemical element — The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of … Wikipedia
Chemical symbol — A chemical symbol is a 1 or 2 letter internationally agreed code for a chemical element, usually derived from the name of the element, often in Latin. Only the first letter is capitalised. For example, He is the symbol for helium (English name,… … Wikipedia
chemical symbol — Notation of one or two letters derived from the scientific names of the chemical elements (e.g., S for sulfur, Cl for chlorine, Zn for zinc). Some hark back to Latin names: Au (aurum) for gold, Pb (plumbum) for lead. Others are named for people… … Universalium
chemical formula — Expression of the composition or structure of a chemical compound. Formulas for molecules use chemical symbols with subscript numbers to show the number of atoms of each element: O2 for molecular oxygen, O3 for ozone, CH4 for methane, C6H6 for… … Universalium
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another … Universalium
chemical structure — noun a) The arrangement of chemical bonds between atoms in a molecule (or in an ion or radical with multiple atoms), specifically which atoms are chemically bonded to what other atoms with what kind of chemical bond, together with any information … Wiktionary
chemical equation — UK / US noun [countable] Word forms chemical equation : singular chemical equation plural chemical equations chemistry a method of describing the process involved in a chemical reaction, using chemical symbols to show the reactants and products … English dictionary
chemical equation — Method of writing the essential features of a chemical reaction using chemical symbols (or other agreed upon abbreviations). By convention, reactants (present at the start) are on the left, products (present at the end) on the right. A single… … Universalium