903 cards
Momentum and position uncertainty arises from the dual nature (wave-particle) of matter, and is on the order of ____.
The Aufbau principle states that a new electron added will ____
____ states that a new electron added will occupy the lowest energy level available.
The ____ the energy state of a system, the more stable the system.
The lower the energy state of a system, the more ____ the system.
The most recently added electron of Ag is in shell ____ period.
The most recently added electron for Ce is in shell ____ period.
Orbital shapes are not true paths that electrons follow, but rather represent ____ for the position of an electron.
____ are not true paths that electrons follow, but rather represent probability functions for the position of an electron.
S orbitals have a s____hape.
____ orbitals have a spherical shape.
____ orbitals have a dumbell shape.
P orbitals have a ____ shape.
____, the electrons which contribute most to an element's chemical properties, are located in the outermost shell of an atom.
Valence electrons, the electrons which contribute most to an element's ____, are located in the outermost shell of an atom.
Valence electrons, the electrons which contribute most to an element's chemical properties, are located ____
Elements in Groups ____ are expected to have nearly half-filled or nearly filled d subshells.
When an electron is added to a system, ____ is being done, so energy is being added into the system.
When an electron is added to a system, work is being done, so energy is being ____ the system.
What is the electron configuration of Na+?____
What is the electron configuration of bromine with a negative charge?____
What is the electron configuration of Be with an excited electron?____
____ says that electrons will not fill any orbital in the same subshell until all orbitals in that subshell contain at least one electron.
Hund's rule says ____
____ elements are elements with unpaired electrons, meaning that a subshell is not completely filled.
Paramagnetic elements are elements with ____ filled.
____ elements are elements with paired electrons, meaning that a subshell is completely filled.
Diamagnetic elements are elements with ____ filled.
The spin of each unpaired electron is parallel to the others. As a result, the electrons will ____ with an external magnetic field.
The spin of each unpaired electron is ____ to the others. As a result, the electrons will align with an external magnetic field.
____ elements are unresponsive to an external magnetic field.
Diamagnetic elements are ____ to an external magnetic field.
____ elements are responsive to an external magnetic field.
Paramagnetic elements are ____ to an external magnetic field.
When excited electrons fall from a higher energy state to a lower energy state, energy is ____.
____ measures the radiation absorbed when electrons absorb energy to move to a higher energy state.
An absorption line spectrum measures ____
Excited electrons falling creates ____
____ creates an emission line spectrum.
Max Planck, proposed that energy must be emitted or received in ____.
If energy is transferred from one point to another via an electromagnetic wave, and we wish to increase the amount of energy transferred, t…
The photon has a wave frequency which corresponds to the change in energy of the electron as per the equation: ____
The photon has a w____hich corresponds to the change in energy of the electron as per the equation:
The photon has a wave frequency which corresponds to the change in ____ of the electron as per the equation:
If the photon does not have the exact amount of energy needed to bump the electron to a higher rung, ____
____ demonstrated the existence of a one-to-one, photon-to-electron collision.
The photoelectric effect demonstrated the existence of a one-to-one, ____ collision.
The minimum amount of energy required to eject an electron is called the ____.
The ____ required to eject an electron is called the work function.
What is responsible for the energy put in? - ____
What does the theta sign represent? - ____
A ____ bond is formed between two atoms when their nuclei share a pair of electrons.
A covalent bond is formed between ____
Atoms held together by only ____ bonds form a molecule.
Atoms held together by only covalent bonds form a ____.
Covalent bonds are also known as ____ bonds.
____ bonds are also known as intramolecular bonds.
Covalent bonds are formed only between ____ elements.
____ bonds are formed only between nonmetal elements.
Two atoms will only form a bond if they can ____ overall energy level.