Term
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Definition
λ
how much distance for one complete wave
units: nm (10-9 m) |
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ν
how many times the wave repeats during one second
number of cycles or vibrations
units: hertz (Hz) or 1/second (s-1) |
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Term
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Definition
minimum quantity of energy that can be gained or lost by an atom
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Term
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Definition
"particle of light" which contains exactly one quantum of energy
particle of electromagnetic radiation having zero mass and carrying 1 quantum of energy |
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Definition
| lowest energy state of an atom |
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Definition
| state in which an atom has a higher potential energy than it has in its ground state |
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| a series of specific wavelengths of emitted light created when the visible portion of light from excited atoms is shined through a prism |
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Definition
| path of an electron around the nucleus of an atom |
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Definition
| possible level of energy that an electron can have in an atom |
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Definition
| a 3-dimensional region around the nucleus that indicates the probable location of an electron |
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Definition
- an orbit followed by electrons around an atom nucleus
- each shell can contain only a set number of electrons
- each shell is associated with a particular range of electron energy
- each shell must fill completely before electrons can go into the next shell
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Term
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Definition
| the arrangement of electrons in an atom |
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Definition
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Definition
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Definition
| an electron occupies the lower energy orbital that can receive it |
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Definition
a) orbitals of equal energy are each occupied by 1 electron before any orbital is occupied by a second electron
b) all electrons in singly occupied orbitals msut have the same spin |
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Term
| Pauli exclusion principle |
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Definition
| no two electrons in the same atoms can have the same set of 4 quantum numbers |
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Term
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Definition
| is an outer main energy level fully occupied, in most cases by eight electrons |
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Definition
| an electron in the outer shell of an atom which can combine with other atoms to form molecules |
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Definition
the electrons in the inner part of the atom that are not valence electrons and therefore do not participate in bonding.
electrons occupying completely filled shells under the valence shell. |
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