https://padlet.com/305158/ogkedq4t6tu2 N/A en-us 2017-11-27 18:38:05 UTC 2023-05-19 07:55:03 UTC hello@padlet.com 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/210581968 The definition of an atom is the smallest component of an element, characterized by a sharing of the chemical properties of the element and a nucleus with neutrons, protons and electrons.]]> 2017-11-27 18:39:16 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/210581968 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/210584057 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 18:42:24 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/210584057 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/210585454 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 18:44:42 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/210585454 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/210587219 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 18:47:28 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/210587219 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/210589040 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 cloudmodel is different from the older Bohr atomic model by Niels Bohr. Bohr talked about electrons orbiting the nucleus.

]]> 2017-11-27 18:50:21 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/210589040 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211077867 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 18:24:49 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211077867 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211078983 the fixed amount of energy that a system described by quantum mechanics, such as a molecule, atom, electron, or nucleus, can have.]]> 2017-11-28 18:26:38 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211078983 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211083244 Atomic orbitals are regions of space around the nucleus of an atom where an electron is likely to be found. Atomic orbitals allow atoms to make covalent bonds. The most commonly filled orbitals are s, p, d, and f. S orbitals have no angular nodes and are spherical.]]> 2017-11-28 18:32:52 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211083244 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211085251 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.]]> 2017-11-28 18:35:34 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211085251 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211086685 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.

]]> 2017-11-28 18:37:37 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211086685 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211088292 A substance that cannot be broken down into simpler substances by chemical means. An element is composed of atoms that have the same atomic number, that is, each atom has the same number of protons in its nucleus as all other atoms of that element.]]> 2017-11-28 18:40:11 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211088292 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211089592 A compound is a substance formed when two or more chemical elements are chemically bonded together. ... The type of bonds holding elements together in a compound can vary: two common types are covalent bonds and ionic bonds. The elements in any compound are always present in fixed ratios.]]> 2017-11-28 18:42:01 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211089592 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211091160 a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.]]> 2017-11-28 18:44:08 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211091160 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211092771 Any chemical element that is an effective conductor of electricity and heat can be defined as a metal. A metal is also good at forming bonds and cations with non-metals. Atoms inside of a metal quickly lose electrons in order to make positive ions or cations.]]> 2017-11-28 18:46:23 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211092771 305158 https://padlet.com/305158/ogkedq4t6tu2/wish/211093504 medical Definition of nonmetal. : a chemical element (as boron, carbon, or nitrogen) that lacks the characteristics of a metal and that is able to form anions, acidic oxides, acids, and stable compounds with hydrogen.]]> 2017-11-28 18:47:38 UTC https://padlet.com/305158/ogkedq4t6tu2/wish/211093504