Quantum Mechanical Model
Energy Levels
Sublevel
Orbitals
Electron Configuration
100
Where are the electrons found?
In the electron cloud
100
What LETTER is used to represent energy levels?
n
100
Name the 4 different sublevels.
s, p, d, and f
100
How many orbitals are in the 3p sublevels?
3 orbitals
100
What is the electron configuration of carbon?
1s^2 2s^2 2p^2
200
How does the quantum mechanical model differ from the Bohr Model?
It does not involve an exact path the electron takes around the nucleus
200
What is the maximum number of electrons in energy level 4?
32 electrons
200
What does each energy level correspond to?
The different shaped orbitals.
200
What do the boxes in electron configuration represent?
The atomic orbital
200
What is the electron configuration of silver?
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 5s^1 4d^10
300
What does the quantum mechanic model determine?
The probability of finding the electron in different places.
300
What is the formula that helps determine the maximum number of electrons that can occupy a principle energy level?
2n^2
300
What is the maximum number of electrons in the sublevel "f"?
14 electrons
300
How many electrons are in each orbital?
2 electrons
300
Define Hund's rule.
Fill each orbital halfway with the spins going in the same direction prior to filling completely.
400
When is the electron cloud less dense?
When the probability of finding electrons is low.
400
How many energy levels are on the periodic table we use today?
7 energy levels
400
How many electrons are in the "p" sublevel?
6 electrons
400
What shape is the "p" orbital?
Dumbbell-Shaped
400
What are the three rules that tell you how to find the electron configuration of an atom?
The Aufbau Principle, the Pauli Exclusion Principle, and Hund's Rule.
500
Whose mathematical equations led to the electron cloud model?
Erwin Schrodinger
500
What is the lowest energy level?
1
500
Which sublevel has a maximum number of 2 electrons.
The "s" sublevel.
500
Define atomic orbital.
A region of space where there is a high probability of finding an electron.
500
Define Aufbau Principle.
The Aufbau Principle states that electrons occupy the orbitals of lowest energy first.
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