Electron Configuration in Orbital Notation

What is the purpose of using a simulation in this video?

• To confuse the students

• To replace the periodic table

• To make the video longer

• To help visualize electron configurations

What is the atomic number of lithium?

• 1

• 2

• 3

• 4

How many electrons can fit in the 1s orbital?

• 1

• 2

• 3

• 4

In which main energy level is lithium's final electron located?

• First

• Second

• Third

• Fourth

What shape is the orbital for lithium's final electron?

• s-shape

• f-shape

• d-shape

• p-shape

What is the angular momentum quantum number for an s-shaped orbital?

• 3

• 2

• 1

• 0

What is the magnetic quantum number for an s-shaped orbital in the second main energy level?

• 0

• 1

• 3

• 2

What is the spin quantum number for the first electron in an orbital?

• -1/2

• +1/2

• 0

• +1

How many quantum numbers are needed to describe an electron?

• 4

• 3

• 2

• 5

Which of the following is NOT a quantum number?

• Angular momentum quantum number

• Magnetic quantum number

• Orbital quantum number

• Principal quantum number