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Science crossword

crossword vocab

Chemical bonding The combining of atoms to form molecules or ionic compounds
Chemical bond An interaction that holds atoms or ions together.
Valence electrons An electron that is found in the outermost shell of an atom and that determines an atoms chemical properties.
Ionic bond Is a bond that forms when electrons are transferred from one atom to anotherwhich results in a positive ion, and a negative.
Ion A charged particle that forms when an atom or group of atoms gains or loses one or more electrons.
Crystal lattice The regular pattern in which a crystal is arranged.
Covalent bond When two or more atomsshare one or more pairs of electrons.
Molecule The smallest unit of a substance that keeps all of the physical and chemical properties of that substance.
Metallic bond A bond formed by the attraction between positively charged metal ions and the electrons around them.
Chemical reaction The process by which one or more substances change to produce one or more different substances.
Precipitate A solid that is produced as a result of a chemical reaction in solution.
Chemical formula A combination of chemical symbols and numbers to represent a substance.
Chemical equation A representation of a chemical reaction that uses symbols to show the relationship between reactants and the products.
Reactant A substance or molecule that participates in a chemical reaction.
Product The substance that forms in a chemical reaction.
Law of conservation of mass The law that states that mass cannot be created or destroyed in ordinary chemical and physical changes.
Created by: 16angierj



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