What principle is involve in the order of filling the different sublevels and states that electrons should occupy orbitals in order of increasing energy?
Aufbau Principle
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How many electrons can the first energy level hold?
2
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What are the four sublevels or orbitals in an atom?
spdf
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Which element is represented by this orbital notation?
Nitrogen
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What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6 4s2 3d10
Zinc
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How are the elements arranged in the modern periodic table?
Arranged according to increasing atomic number
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The number of electrons is equal to ______ and the _________.
protons; electrons
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What is the total number of electrons if you have an electron configuration of 1s2 2s2 2p6?
10
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What is the total number of electrons that can occupy the "p" shaped orbitals?
6
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What principle states that every orbital in a given subshell is singly occupied by electrons before a second electron is filled in an orbital?
Hund's Rule
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What is the electron configuration of an oxygen atom?
1s2 2s2 2p4
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What is missing in the given electron configuration: 1s 2s 2p 3s 3p 4s 3d ____ 5s 4d?
4p
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What rule states that a maximum of two electrons, each having opposite spins, can fit in an orbital?
