Podcast
Questions and Answers
Which of the following best describes quantum numbers?
Which of the following best describes quantum numbers?
- Numbers used in electron configuration. (correct)
- Numbers used in molecular configuration.
- Numbers used in proton configuration.
- Numbers used in neutron configuration.
Quantum numbers are classified into three categories.
Quantum numbers are classified into three categories.
False (B)
Name the four types of quantum numbers.
Name the four types of quantum numbers.
Principal, angular momentum (or azimuthal), magnetic, and spin.
The principal quantum number is represented by the symbol ______.
The principal quantum number is represented by the symbol ______.
Match each quantum number with its description:
Match each quantum number with its description:
What does the angular momentum quantum number (also known as azimuthal quantum number) describe?
What does the angular momentum quantum number (also known as azimuthal quantum number) describe?
The magnetic quantum number describes the spin of an electron.
The magnetic quantum number describes the spin of an electron.
What are the possible values for the spin quantum number?
What are the possible values for the spin quantum number?
The electron configuration of Na (Sodium) is ______.
The electron configuration of Na (Sodium) is ______.
Which quantum number is represented by the symbol 'm'?
Which quantum number is represented by the symbol 'm'?
Half integers cannot be used to describe properties of electrons in an atom.
Half integers cannot be used to describe properties of electrons in an atom.
What is the primary purpose of quantum numbers in describing electrons within an atom?
What is the primary purpose of quantum numbers in describing electrons within an atom?
Match the quantum number with its corresponding descriptor:
Match the quantum number with its corresponding descriptor:
Given the electron configuration of an atom is 2, 8, 1, how many electrons are in the outermost shell?
Given the electron configuration of an atom is 2, 8, 1, how many electrons are in the outermost shell?
Sodium has '11' electrons total
Sodium has '11' electrons total
The shape of an electron's orbital is determined by the ______ quantum number.
The shape of an electron's orbital is determined by the ______ quantum number.
Which of the following quantum numbers is also know as the Azimuthal Quantum Number?
Which of the following quantum numbers is also know as the Azimuthal Quantum Number?
What type of values can quantum numbers be?
What type of values can quantum numbers be?
Principal quantum number is represented by the letter 'l'
Principal quantum number is represented by the letter 'l'
How many types are quantum numbers classified into?
How many types are quantum numbers classified into?
Flashcards
Quantum Numbers
Quantum Numbers
Numbers used in electron configuration to describe properties of electrons in an atom; can be integers or half-integers.
Principal Quantum Number (n)
Principal Quantum Number (n)
The quantum number that primarily determines the energy level of an electron.
Angular Momentum Quantum Number (l)
Angular Momentum Quantum Number (l)
Quantum number related to the shape of the electron's orbital and its angular momentum.
Magnetic Quantum Number (m)
Magnetic Quantum Number (m)
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Spin Quantum Number (s)
Spin Quantum Number (s)
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Principal quantum number
Principal quantum number
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Study Notes
- Sodium (Na) has an electron configuration of 2, 8, 1
- Quantum numbers are used in electron configuration
- Quantum numbers are integers or half integers that describe the properties of electrons in an atom
- Quantum numbers are classified into four types
Types of Quantum Numbers
- Principle quantum number (n)
- Angular momentum / Azimuthal quantum number (l)
- Magnetic quantum number (m)
- Spin quantum number (s)
Principal Quantum Number
- Represented by the symbol (n)
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