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| any process determined by the atomic and molecular composition and structure of the substances involved |
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| a change from one state (solid or liquid or gas) to another without a change in chemical composition |
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| (of a chemical reaction or compound) occurring or formed with absorption of heat |
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| (of a chemical reaction or compound) occurring or formed with the liberation of heat |
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| the real physical matter of which a person or thing consists |
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| a collection containing a variety of sorts of things |
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| a whole formed by a union of two or more elements or parts |
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| a substance that cannot be separated into simpler substances |
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| all of the same or similar kind or nature |
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| consisting of elements not of the same kind or nature |
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| English physicist who experimented with the conduction of electricity through gases and who discovered the electron and determined its charge and mass |
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(chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation
ATOMIC THEORY |
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| British physicist (born in New Zealand) who discovered the atomic nucleus and proposed a nuclear model of the atom |
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| the order of an element in Mendeleyev's table of the elements; equal to the number of protons in the nucleus or electrons in the neutral state of an atom of an element |
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| the sum of the number of neutrons and protons in an atomic nucleus |
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| the mass of an atom of a chemical element expressed in atomic mass units |
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equivalent to atomic number
a stable particle with positive charge equal to the negative charge of an electron |
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mass - protons(isotopes)
an elementary particle with zero charge |
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| Electrons are the smallest of the particles that make up an atom, and they carry a negative charge. |
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| atom with same atomic number, different number of neutrons |
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| cation and anions an atom with a charge |
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| the number of occurrences within a given time period |
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| of or relating to an orbit |
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| of or relating to a paramagnet[7] |
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| relating to or exhibiting diamagnetism; slightly repelled by a magnet [7L] |
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| a theory of atomic structure that combined Rutherford's model with the quantum theory; electrons orbiting a nucleus can only be in certain stationary energy states and light is emitted when electrons jump from one energy state to another |
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S-2(18 electrons) = Ar(18 electrons)
S+2(14 electrons)= Si(14 electrons) |
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| Heisenberg Uncertainty Principle |
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| (quantum theory) the theory that it is impossible to measure both energy and time (or position and momentum) completely accurately at the same time |
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| Pauli exclusion Principle |
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| no two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers |
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| (physics) the lowest energy state of an atom or other particle |
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| in an aroused state moving to the next energy level before the previous one is completed |
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| a definite stable energy that a physical system can have |
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| properties of metals and nonmetals |
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| properties of ionic and covalent |
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FORM = RELEASE ENERGY
BREAK = ABSORB ENERGY |
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0.0-0.5 = Non-Polar
0.5-1.7 =Polar
1.7+ = Ionic/Non-Covalent |
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crazy shape = polar
symmetrical = nonpolar |
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| the property of a body that causes it to have weight in a gravitational field |
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