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The Molecule

Autor Edited by Paul F. Kisak
en Limba Engleză Paperback
A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge. However, in quantum physics, organic chemistry, and biochemistry, the term molecule is often used less strictly, also being applied to polyatomic ions. In the kinetic theory of gases, the term molecule is often used for any gaseous particle regardless of its composition. According to this de nition, noble gas atoms are considered molecules despite being composed of a single non-bonded atom. A molecule may be homonuclear, that is, it consists of atoms of a single chemical element, as with oxygen (O2); or it may be heteronuclear, a chemical compound composed of more than one element, as with water (H2O). Atoms and complexes connected by non-covalent bonds such as hydrogen bonds or ionic bonds are generally not considered single molecules. Molecules as components of matter are common in organic substances (and therefore biochemistry). They also make up most of the oceans and atmosphere. However, the majority of familiar solid substances on Earth, including most of the minerals that make up the crust, mantle, and core of the Earth, contain many chemical bonds, but are not made of identi able molecules. This book discusses the details of the molecule."
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Specificații

ISBN-13: 9781517291112
ISBN-10: 1517291119
Pagini: 196
Dimensiuni: 216 x 280 x 11 mm
Greutate: 0.47 kg
Editura: CreateSpace Independent Publishing Platform