https://padlet.com/304913/1eobyj52mjl0 Made with a quick smile en-us 2017-11-27 19:36:24 UTC 2025-11-25 12:48:38 UTC hello@padlet.com 304913 https://padlet.com/304913/1eobyj52mjl0/wish/210625944 the basic unit of a chemical element.]]> 2017-11-27 19:48:03 UTC https://padlet.com/304913/1eobyj52mjl0/wish/210625944 304913 https://padlet.com/304913/1eobyj52mjl0/wish/210626047 a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.]]> 2017-11-27 19:48:14 UTC https://padlet.com/304913/1eobyj52mjl0/wish/210626047 304913 https://padlet.com/304913/1eobyj52mjl0/wish/210627913 a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.]]> 2017-11-27 19:51:30 UTC https://padlet.com/304913/1eobyj52mjl0/wish/210627913 304913 https://padlet.com/304913/1eobyj52mjl0/wish/210628027 a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.]]> 2017-11-27 19:51:43 UTC https://padlet.com/304913/1eobyj52mjl0/wish/210628027 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211113792 Electron Cloud Model is an informal term in physics. It is used to describe where electrons are when they go around the nucleus of an atom. The electron cloud model is different from the older Bohr atomic model by Niels Bohr. Bohr talked about electrons orbiting the nucleus.]]> 2017-11-28 19:17:50 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211113792 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211114807 the theory that all matter is made up of tiny indivisible particles (atoms). According to the modern version, the atoms of each element are effectively identical, but differ from those of other elements, and unite to form compounds in fixed proportions.]]> 2017-11-28 19:19:11 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211114807 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211221988 the fixed amount of energy that a system described by quantum mechanics, such as a molecule, atom, electron, or nucleus, can have.]]> 2017-11-29 00:57:35 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211221988 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222033 each of the actual or potential patterns of electron density that may be formed in an atom or molecule by one or more electrons, and that can be represented as a wave function.]]> 2017-11-29 00:57:55 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222033 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222127 In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as the amount of energy released or spent when an electron is added to a neutral atom or molecule in the gaseous state to form a negative ion.]]> 2017-11-29 00:58:36 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222127 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222223 a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.]]> 2017-11-29 00:59:12 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222223 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222250 a part or aspect of something abstract, especially one that is essential or characteristic.]]> 2017-11-29 00:59:24 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222250 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222285 a thing that is composed of two or more separate elements; a mixture.]]> 2017-11-29 00:59:38 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222285 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222326 a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction]]> 2017-11-29 00:59:55 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222326 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211222421 an element or substance that is not a metal.]]> 2017-11-29 01:00:31 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211222421 304913 https://padlet.com/304913/1eobyj52mjl0/wish/211224042 a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity (e.g., iron, gold, silver, copper, and aluminum, and alloys such as brass and steel).]]> 2017-11-29 01:11:35 UTC https://padlet.com/304913/1eobyj52mjl0/wish/211224042