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WorksheetsReview for Ms.Hoppers
Total questions: 25
Worksheet time: 14mins
What is the basis for scientist Louis de Broglie's theorem for electrons and orbitals?
Electrons move around the nucleus in fixed orbitals
Electrons move from orbital to orbital
Electrons are waves that are confined to the space around the nucleus
Electrons are confined to the waves that move around the nucleus
The Heisenberg Uncertainty Principle states :
It is impossible to determine simultaneously both the position and velocity of an electron
It is impossible to determine simultaneously both the position and trajectory of an electron
It is impossible to determine simultaneously both the position and velocity and a proton
It is impossible to determine simultaneously both the position and speed of an neutron
The Quantum Theory describes :
The wave properties of an electron without math.
The wave properties of an electron mathematically.
The properties of protons and neutrons in an atom.
The relationship between elements and their Quantum numbers.
What is an orbital?
A three-dimensional region around the nucleus.
A four-dimensional region around the nucleus.
A two-dimensional region around the atom.
The space that contains electrons in an square orbit around the nucleus.
Quantum numbers are:
specific properties of the nucleus and properties of electrons in orbitals.
specific properties of atomic orbitals and properties of neutrons in the nucleus.
random properties of atomic orbitals and properties of electrons in orbitals.
specific properties of atomic orbitals and properties of electrons in orbitals.
Which QN represents the main Energy level?
Magnetic QN
Angular Momentum QN
Principle QN
Spin Qn
Which QN represents the spin state of e- around the nucleus?
Magnetic QN
Spin QN
Angular Momentum QN
Principle QN
Which QN represents Sublevel and Shape of an orbital
Spin QN
Principle QN
Angular Momentum QN
Magnetic QN
Which QN Indicates Orientation of an orbital around the Nucleus.
Principle QN
Angular Momentum QN
Spin QN
Magnetic Qn
How many quantum numbers are there?
7
5
10
4
How many period numbers are there?
5
10
7
4
Which one shows the # of orbitals for the sublevels???
s=1
p=3
d=5
f=7
s=0
p=1
d=2
f=3
d=1
p=3
s=5
f=7
p=1
s=3
d=5
f=7
Which sublevel looks like a dumbell?
s
p
d
f
How many orbitals does the d sublevel have?
1
5
3
7
Pauli Exclusion Principle states:
Each orbital can hold two electrons with opposite spins.
Each orbital can hold two electrons with parallel spins.
Each orbital can hold two protons with opposite spins.
Each orbital can hold an electron with an opposite spin.
What is the Aufbau Principle?
"Lazy Bus Driver Rule"
Electrons fill the lowest energy orbitals first.
"Lazy Tenant Rule"
Electrons fill the highest energy orbitals first.
What does Hund say?
"Empty Train Car Rule"
Within an orbital, place one e- per sublevel before pairing them.
"Empty Bus Seat Rule"
Within a sublevel, place one e- per orbital before pairing them.
What is Orbital Notation?
Orbitals with e- as arrows going in opposite directions.
Orbitals with e- as exponents.
Using Noble gases to give the location of the Element.
Orbitals with e- as lines going in opposite directions.
What is Electron Configuration?
The use of arrows to show the electrons in the specific orbitals.
The use of Noble gases to give the location of the element of the Periodic table.
The use of e- as exponents to the orbital filling order.
The use of gases to configure the types of e- in the orbital.
What is Noble Gas Notation?
The use of the Noble Gas before the element on the periodic table to gage its location to it.
The use of the Noble Gas before the element on the periodic table to find its e- level
The use of the Noble Gas before the valence electron on the periodic table to gage its location to it.
The use of the Noble Gas after the element on the periodic table to gage its location to it.
What is a Valence Electron?
Electrons in the outermost shell of an atom/highest energy level.
Protons in the outermost shell of an atom/lowest energy level.
Electrons in the innermost shell of an atom/neutral energy level.
Electrons in the nucleus of an atom/positive energy level.
What is a core electron?
The electron that is not a valence electron.
How do you find the number of orbitals in a sublevel?
Using the formula n^2
How do you find the number of electrons per sublevel?
What is the second part of Pauli's Exclusion Principle?
