Quantum Numbers

What is the maximum number of electrons that can occupy the 3rd energy level?

• 18

• 12

• 24

• 30

What is the principal quantum number that represents the 4th energy level?

• 2

• 5

• 7

• 4

What is the maximum number of electrons that can occupy an orbital with l=2?

• 8

• 5

• 10

• 12

What is the magnetic quantum number that corresponds to the orientation of an orbital?

• m_l

• m_p

• m_n

• m_s

How many possible values can the spin quantum number have?

• 4

• 5

• 2

• 3

What is the range of values the azimuthal quantum number (l) can take?

• 1 to n-1

• 0 to n

• 0 to n-1

• n to 2n

What is the shape of an orbital with l=1?

• d orbital

• p orbital

• f orbital

• s orbital

What is the total number of quantum numbers needed to describe an electron in an atom?

• 4

• 1

• 2

• 3

What is the quantum number that distinguishes between orbitals in the same subshell?

• Angular momentum quantum number

• Spin quantum number

• Magnetic quantum number

• Principal quantum number

What is the maximum number of electrons that can occupy an orbital?

• 6

• 2

• 8

• 4