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Ch 13&14 Sci Vocab
Ch 13&14 Physical Science Vocab
Term | Definition |
---|---|
Chemical Bonding | the combining of atoms to form molecules or ironic compounds |
Chemical Bond | an interaction that holds the atoms together |
Valence Electron | an electron that is found in the outermost shell of an atom and that determines the atoms chemical reaction |
Crystal Lattice | the regular pattern in which a crystal is arranged |
Ion | a charged particle that forms when an atom or group of atoms gains or looses one or more electrons |
Ionic Bond | the attractive force between oppositely charged ions,which forms when electrons are transformed from one atom to another |
Covalent Bond | A bond formed when atoms share one or more pairs of electrons |
Molecule | a group of atoms that are held together by chemical forces |
Chemical Reaction | the process by which one or more substances change to produce one or more different substances |
Chemical Equation | a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products |
Chemical Formula | a combination of chemical symbols and #'s to represent a substance |
Product | a substance that forms in a chemical reaction |
Reactant | a substance that participates in a chemical reaction |
Law Of Conservation Of Mass | the law that states the mass cannot be created or destroyed in ordinary chemical and physical changes |
Decomposition Reaction | a reaction in which single compounds break down to form a simpler substance |
Double Displacement Reaction | |
Syenthesis Reaction | |
Activation Energy | |
Catalyst | |
Endothermic Reaction | |
Exothermic Reaction | |
Inhibitor | |
Law Of Conservation Energy | |
Metallic Bond | A bond by the attraction between positively charged metal ions and the electrons around them |