https://padlet.com/3009581/u21c5etwp085 Made with ♥ en-us 2017-03-14 19:10:05 UTC 2017-03-14 19:29:34 UTC hello@padlet.com 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160087074 the basic unit of a chemical element.]]> 2017-03-14 19:11:54 UTC https://padlet.com/3009581/u21c5etwp085/wish/160087074 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160087488 a stable subatomic particle with a charge of negative electricity]]> 2017-03-14 19:14:01 UTC https://padlet.com/3009581/u21c5etwp085/wish/160087488 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160087604 the central and most important part of an object]]> 2017-03-14 19:14:29 UTC https://padlet.com/3009581/u21c5etwp085/wish/160087604 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160087827 is an informal term in physics.]]> 2017-03-14 19:15:18 UTC https://padlet.com/3009581/u21c5etwp085/wish/160087827 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160088155 a stable subatomic particle occurring in all atomic nuclei]]> 2017-03-14 19:16:43 UTC https://padlet.com/3009581/u21c5etwp085/wish/160088155 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160088273 a unit of mass used to express atomic and molecular weights]]> 2017-03-14 19:17:20 UTC https://padlet.com/3009581/u21c5etwp085/wish/160088273 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160088419 a subatomic particle of about the same mass as a proton but without an electric charge,]]> 2017-03-14 19:17:54 UTC https://padlet.com/3009581/u21c5etwp085/wish/160088419 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160088616 the number of protons in the nucleus of an atom]]> 2017-03-14 19:18:42 UTC https://padlet.com/3009581/u21c5etwp085/wish/160088616 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160088825 each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei,]]> 2017-03-14 19:19:31 UTC https://padlet.com/3009581/u21c5etwp085/wish/160088825 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089061 the total number of protons and neutrons in a nucleus.]]> 2017-03-14 19:20:18 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089061 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089207 the mass of an atom of a chemical element expressed in atomic mass units.]]> 2017-03-14 19:20:53 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089207 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089380 any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 0 (18) of the periodic table. ]]> 2017-03-14 19:21:30 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089380 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089509 are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).]]> 2017-03-14 19:22:06 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089509 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089667 is a lasting attraction between atoms that enables the formation of chemical compounds.]]> 2017-03-14 19:22:45 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089667 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089795 a thing used to tie something or to fasten things together.]]> 2017-03-14 19:23:16 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089795 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160089929 is an electron that is associated with an atom, and that can participate in the formation of a chemical bond; in a single covalent bond, both atoms in the bond contribute one valence electron in order to form a shared pair.]]> 2017-03-14 19:23:46 UTC https://padlet.com/3009581/u21c5etwp085/wish/160089929 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090047 is the complete transfer of valence electron(s) between atoms]]> 2017-03-14 19:24:18 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090047 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090233 an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.]]> 2017-03-14 19:25:04 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090233 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090434 the symmetrical three-dimensional arrangement of atoms inside a crystal.]]> 2017-03-14 19:25:52 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090434 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090591  also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms]]> 2017-03-14 19:26:19 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090591 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090704 a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.]]> 2017-03-14 19:26:53 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090704 3009581 https://padlet.com/3009581/u21c5etwp085/wish/160090830  is the force of attraction between valence electrons and the metal ions.]]> 2017-03-14 19:27:30 UTC https://padlet.com/3009581/u21c5etwp085/wish/160090830