Quantum Numbers

​Quantum Numbers

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​OBJECTIVE

Identify and write the quantum numbers associated with te electron configuration

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Poll

Take a guess. What do think are quantum numbers?

• describes the location of an electron

• describes the spin of an electron

• describes the magnetic capabilities of an electron

• describes the orbit of an electron

​Take Note...

The quantum numbers are based from the electron configuration​

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​Quantum Numbers

It describes the specific location, movement, and the shape of an electron in the atom.​

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​Types of Quantum Numbers

1) ​Principal

2) Angular

3) Magnetic

4) Spin​

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Multiple Choice

Let's check your memory. What are the first 2 quantum numbers?

• Principal and magnetic

• Principal and Spin

• Principal and angular

• Principal

​Principal Quantum Number (n)

It describes the energy level on which the orbital resides​

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​Principal Quantum Number (n)

1s²​

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Multiple Choice

Which of the following is the (n) / principal quantum number of 3d¹⁰?

• 1

• 2

• 3

• 4

Multiple Choice

Which of the following is the (n) / principal quantum number of 2p⁴?

• 1

• 2

• 3

• 4

Multiple Choice

Which of the following is the (n) / principal quantum number of 1s²?

• 1

• 2

• 3

• 4

​Angular Quantum Number (l)

It describes the shape of the orbitals.

s, p, d, f​

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​How to identify the Angular (l) Quantum Number?

s = 0

p = 1

d = 2

f = 3​

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Multiple Choice

Let's check your memory. What is the shape of the s configuration?

Multiple Choice

Let's check your memory. What is the shape of the d configuration?

​How to identify the Angular (l) Quantum Number?

s = 0

p = 1

d = 2

f = 3​

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Multiple Choice

Which of the following is the Angular (l) quantum number of 3s²

• 0

• 1

• 2

• 3

Multiple Choice

Which of the following is the Angular (l) quantum number of 4f¹⁰

• 0

• 1

• 2

• 3

Multiple Choice

Which of the following is the Angular (l) quantum number of 3p²

• 0

• 1

• 2

• 3

​Let's summarize the concepts...

Multiple Choice

What are the n and l of 3s²

• 3,0

• 3,1

• 3,2

• 3,3

Multiple Choice

What are the n and l of 2p⁶

• 2,0

• 2,1

• 2,2

• 2,3