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| is a compound that produces hydronium inons (H3O^+) when dissolved in water. |
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| is a mixture of two or more elements, at least one of which is a metal. |
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| an ion with a negative charge. |
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| is the smallest particle of an element. |
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| is the defined as one twelfth the mass of a carbon-12 atom. |
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| an element that equals the number of protons in an atom of an element. |
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| is a compound that produces hydroxide ions (OH^-) when dissolved in water. |
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| is a solution that is resistant to large changes in pH. |
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| is a substance that affects the reaction rate without being used up in the reaction. |
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| an ion witha positive charge. |
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| is the force that holds atom or ions together as a unit. |
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| is the energy stored in the chemical bonds of a substance. |
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| is a representation of a chemical reation in which the reactants and products are expressed as formulas. |
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| is a notation that shows what elements a compound contains an the ratio of the atoms or ions of these elements in the compound. |
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| the numbers that appear before the formulas. |
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| is one in which a substance reacts rapidly with oxgen, often producing heat and light. ( E + O2 --> C02 + H2O) |
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| a solution is the amount of solute dissolved in a specified amount of solution. |
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| is a chemical bond in which two atoms share a pair of valence electrons. |
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| solids whose particles are arranged in a lattice structure. |
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| is a reaction in which a compound breaks down into two or more simpler substances. (C --> E + E) |
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| breaking into smaller pieces that sprad throughout the water. |
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| the process in which an ionic compound separates into inos as it dissolves. |
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| Double-Replacement Reaction |
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Definition
| is one in which two different compounds exchange positive ions and form two new compounds ( C + C --> C + C ) |
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| is a substance that ionizes or dissociates into ions when is dissolves in water. |
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| are a negatively charged subatomic particle that is found the space outside the nucleus. |
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| is a visual model of the most likely location for electrons in an atom. |
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| is the arrangment of electrons in the orbital of an atom. |
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| is a model of an atom in which each dot represents a valence electron. |
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| a chemical reaction that ABSORBS ENERGY from its surroundings. |
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| the possible energies that electrons in an atom can have. |
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| is a state in which the forward and reverse paths of a change take palce at the same rate. |
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| a chemical reaction that RELASES ENGERY to its surroundings. |
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| when all the electrons in an atom have the lowest possible energies, the atom. |
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| each column on the periodic table. |
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| is any substance that changes color in the presence of an acid or base. |
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| an atom that has a net positive or negative electric charge. |
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| is the force that holds cations and anions together. |
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| the process in which neutral molecules gain or lose electrons. |
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| are atoms of the same element that have different numbers of neutrons an different mass numbers. |
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| an atom is the sum of protons and neutrons in the nucleus of that atom. |
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| is the attraction between a metal cation and the shared electrons that surround it. |
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| are elements with properties that fall between those of a metal and nonmetals. |
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| are elements with properties with properties that fall between those of metals and nonmetals. |
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| are elements that are good conductors of electric current and heat. |
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| the mass of one mole of a substance. |
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Definition
Molarity = __Moles of Solute__
Liters of Solution |
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| is an amount of a substance that contains approximately 6.02 X 10^23 particles of that substance. |
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| is a neutral group of atoms that rejoined together by one or more covalent bonds. |
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| the reaction between an acid and a base. |
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| are a neutral subatomic particle that is found in the nucleus of an atom. |
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| are elements that are poor conductors of heat and electric current. |
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| is a dense, positively charged mass located in the center of the atom. |
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| is a region of space around the nucleus where an electron is likely to be found. |
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Term
| Oxidation-Reduction Reaction |
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Definition
| a reaction in which electrons are transferred from one reactant to another. |
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Term
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Definition
_Mass of Soute__ X 100%
Mass of Solution |
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Definition
_Volume of a Solute__ X 100%
Volume of Solution |
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| each row in periodic table. |
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| the pattern of repeating properties. |
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| a covalent bond in which electrons are not shared equally. |
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| a covalently bonded group of atoms that has a positive or negative charge and acts as a unit. |
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| the new substances formed as a result of that change. |
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| a positively charged subatomic particle that is found in the nucleus of an atom. |
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| the substances that undergo change |
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| is the rate at which reactants change into products over time. |
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| is a reaction in which the conversion of reactants into products and the conversion of products into reactants can happen simultaneously. |
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| is one that contains as much solute as the solvent can hold at a given temperature. |
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| Single-Replacement Reaction |
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| is a reaction in which one element takes the place of another element in a compound. (E + C --> E + C) |
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| the maximum amount of a solute that dissolves in a given amount of solvent at a constant temperature. |
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| is a substance whose particles are dissolved in a solution. |
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| the substance in which the solute dissolves. |
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| is one that constains MORE than solute that it can normally hold at a give temperature. |
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| is a reaction in which two or more substances react to form a single substance ( E + E --> C) |
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| are elements that form a bridge between the elements on the left and right sides of the table. |
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| a solution that has less than the maximum amount of solute that can be dissolved. |
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| is an electron that is the highest occupied energy level of an atom. |
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| a solution is a measure of its hydronium ion concentration. |
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