What is the total number of electrons if you have an electron configuration of 1s2 2s2 2p6?
10
How are the elements arranged in the modern periodic table?
Arranged according to increasing atomic number
The number of electrons is equal to ______ and the _________.
protons; electrons
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
TRUE or FALSE: The symbol in LEDS represents the valence electrons and the dot represents the nucleus.
False
How many valence electrons should LITHIUM have in its Lewis Electron Dot Structure?
1
How many electrons can the first energy level hold?
2
What is the valence electron of Magnesium?
2
What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6 4s2 3d10
Zinc
TRUE or FALSE: LEDS is use to emphasize the electron configuration of an element.
FALSE
What is the total number of electrons that can occupy the "p" shaped orbitals?
6
What do you call the electrons occupying the outermost shell of an atom?
Valence electrons
What is the electron configuration of an oxygen atom?
1s2 2s2 2p4
What are the four sublevels or orbitals in an atom?
spdf
What is missing in the given electron configuration: 1s 2s 2p 3s 3p 4s 3d ____ 5s 4d?
4p
What rule states that a maximum of two electrons, each having opposite spins, can fit in an orbital?
Pauli's Exclusion Principle
What is the valence electron of Argon?
8
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
Which element is represented by this orbital notation?
Nitrogen
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