Chemistry Flashcards 5.0 / 5 based on 2 ratings ? ChemistryStructure and bondingGCSEAQA Created by: jack110374Created on: 09-10-17 17:42 Ion A charged atom or molecule that has lost or gained an electron. 1 of 7 Ionic Bonding A chemical bond formed between two ions with opposite charges. Always a metal and a non-metal. 2 of 7 Covalent Bonding A chemical bond that involves sharing electrons so that each atom has a full outer shell. Always between two non-metals. 3 of 7 Electron A negatively charged particle found within the shells of an atom. 4 of 7 Proton A positively charged particle found within the nucleus of an atom. 5 of 7 Neutron A neutral particle found within the nucleus of an atom. 6 of 7 Atom The smallest particle of an element that can exist. 7 of 7
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