arrangement of electrons is Atoms
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each of the black spaces below before clicking
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| specify the property of atomic orbitals and the property of electrons in orbitals | Quantum Numbers
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| Three locations in a Electron Cloud | Shell, Subshell, Orbital
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| (n) | shell
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| principle quantum number | shell
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| indicates the main energy level occuplied be the electron | shell
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| As "n" increase so does what? | the energy and distance from the nucleus
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| the total number of orbitals that exist in a given shell is equal to what? | n2 (squared)
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| s, p, d, f | subshell
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| refers to the shape of the orbital | subshell
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| refers to the relative energy of the subshell | s,p,d,f
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| each orbital can hold how many electrons? | 2
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| why are they paired (electrons)? | to have lower energy
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| indicates the two fundamental spin states of an electron in an orbital | spin quantum number
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| can be positive or negative 1/2- up or down | electron spin
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| electrons in orbitals must have what kind of spin? | opposite
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| the arrangment of electrons in an atom | electron configuration
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| electron configurations tell us in which orbitals the electrons for an element are located | very specific
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| assume lowest possible energy arrangement | ground state configuration
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| an electron occupies lowest energy orbital that can receive it- Principle | Aufbau Principal
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| orbitals with lowest energy are first- Principle | Aufbau Principal
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| no two electrons in the same aton have the same set of quantum numbers- Principle | Pauli Exclusion Principal
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| orbitals of equal energy are each occupied by one electron before any obital is occupied by a second electron- Principle | Hund's Rule
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| all electrons in singly occupied orbitals must have the same spin- Principle | Hund's Rule
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| electron-electron repulsion is minium | lowest energy arrangement
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| what is a shorthand method of writing the location of electrons by sublevel | electron configuration
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| what states the electrons fill into orbitals in order of increasing energy | Aufbau Principal
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| the electron containing main energy level with the highest principal quantum number (n) | highest occupied level
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| electrons that are not the highest occupied energy level | inner-shell electrons
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| electrons that are not spin-paired | unpaired electrons
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