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Science Vocab
Chapters 13 14 and 15 vocab
| Question | Answer |
|---|---|
| chemical bonding | the combining of atoms to form moleculesd or ionic compounds |
| chemical bond | an interaction that holds atoms or ions together |
| chemical bonding | the combining of atoms to form moleculesd or ionic compounds |
| chemical bond | an interaction that holds atoms or ions together |
| valence electron | an electron that is found in the outermost shell of an atom and that determines the atom's chemical properties |
| ionic bond | the attractive force between oppositly charged ions, which from when electrons are transffered from one atom to another |
| crystal lattice | the regular pattern in which crystal is arranged |
| ion | a charged particle that forms when an atom or group of atoms gain or loses one or more electrons |
| covalent bond | a bond formed when atoms share one or more pairs of electrons |
| crystal lattice | the regular pattern in which crystal is arranged |
| molecule | a group of atoms that are held together by chemical forces; a molecule is the smallest unitn of matter that can exsist by itself and retain all of a substances chemical properties |
| covalent bond | a bond formed when atoms share one or more pairs of electrons |
| metallic bond | a bond formed by the attraction between positivley charged metal ions and the electrons around them |
| molecule | a group of atoms that are held together by chemical forces; a molecule is the smallest unitn of matter that can exsist by itself and retain all of a substances chemical properties |
| chemical reaction | the process by which one or more substances change to prodoce one or more different substances |
| metallic bond | a bond formed by the attraction between positivley charged metal ions and the electrons around them |
| precipitate | a solid that is produced as a result of a chemical reaction is a solution |
| chemical reaction | the process by which one or more substances change to prodoce one or more different substances |
| chemical equation | a represtemtation of a chemicl reaction that uses symbols to show the relationship between the reactants and the products |
| precipitate | a solid that is produced as a result of a chemical reaction is a solution |
| reactant | a substance or molecule that participates in a chemical reaction |
| chemical equation | a represtemtation of a chemicl reaction that uses symbols to show the relationship between the reactants and the products |
| product | a substance that forms in a chemical reaction |
| reactant | a substance or molecule that participates in a chemical reaction |
| law of conservation of mass | the law states that mass can't be created or destroyed in ordinary chemical and physical changes |
| product | a substance that forms in a chemical reaction |
| synthesis reaction | a reaction in which two or more substances combine to form a new compound |
| law of conservation of mass | the law states that mass can't be created or destroyed in ordinary chemical and physical changes |
| decomposition reaction | a reaction in which a single compound breaks down to form two or more simpler substances |
| synthesis reaction | a reaction in which two or more substances combine to form a new compound |
| single-displacement reaction | a reaction in which one element takes the place of another element in a compound |
| decomposition reaction | a reaction in which a single compound breaks down to form two or more simpler substances |
| double-displacement reaction | a reaction in which a gas, a solid participate, or a molecular compund forms from the exchange of ions between two compounds |
| single-displacement reaction | a reaction in which one element takes the place of another element in a compound |
| exothermic reaction | a chemical reaction in which energy is released to the surroundings as heat |
| double-displacement reaction | a reaction in which a gas, a solid participate, or a molecular compund forms from the exchange of ions between two compounds |
| endothermic reaction | a chemical reaction that requires energy input |
| exothermic reaction | a chemical reaction in which energy is released to the surroundings as heat |
| law of conservation of energy | the law states that energy can't be created or destroyed but can be changed from one form to another |
| endothermic reaction | a chemical reaction that requires energy input |
| activation energy | the minimum amount of energy required to start a chemical reaction |
| law of conservation of energy | the law states that energy can't be created or destroyed but can be changed from one form to another |
| inhibitor | a substance that slows down or stops a chemical reaction |
| activation energy | the minimum amount of energy required to start a chemical reaction |
| catalyst | a substance that changes the rate of a chemical reaction without being used up or changed very much |
| inhibitor | a substance that slows down or stops a chemical reaction |
| chemical bond | an interaction that holds atoms or ions together |
| catalyst | a substance that changes the rate of a chemical reaction without being used up or changed very much |
| ionic compound | a compound made of oppositly charged ions |
| chemical bond | an interaction that holds atoms or ions together |
| covalent compound | a chemical compound that is formed by the sharing of electrons |
| ionic compound | a compound made of oppositly charged ions |
| acid | and compound that increases the number of hydronium ions when dissolved in water |
| covalent compound | a chemical compound that is formed by the sharing of electrons |
| indicator | a compound that can reversibly change color depending on conditions such as pH |
| acid | and compound that increases the number of hydronium ions when dissolved in water |
| base | any compound that increases the number of hydorxide ions when dissolved in water |
| indicator | a compound that can reversibly change color depending on conditions such as pH |
| neutralization reaction | the reaction of an acid and a base to form a neutral solution of water and salt |
| base | any compound that increases the number of hydorxide ions when dissolved in water |
| pH | a value that is used to express the acidity or basicity of a system |
| neutralization reaction | the reaction of an acid and a base to form a neutral solution of water and salt |
| salt | an ionic compound that forms when a |
| pH | a value that is used to express the acidity or basicity of a system |
| salt | an ionic compound that forms when a metal atom replaces the hydrogen of an acid |
| organic compound | a covalently bonded compound that contains carbon |
| hydrocarbon | an organic compund composed only of carbon and hydrogen |
| carbohydrate | a class of energy-giving nutrients thyat includes sugars, startches, and fiber; contains carbon, hydrogen, and oxygen |
| lipid | a fat molecule that has similar properties; examples include oils, waxes, and steroids |
| protein | a molecule that is made up of amino acids and that is needed to build and repair body structures and to regukate pressures in the body |
| nucleic acid | a molecule made up of subunits call nucleotides |
Created by:
erin.giuliano
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