Quantum Mechanical Model

There are ___ types of quantum numbers.

• 1

• 2

• 3

• 4

Which element has the ground state electronic configuration 1s²2s²2p⁶3s²3p⁵?

• Si

• S

• Cl

• P

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The maximum number of electrons with l = 3 is

• 2

• 6

• 10

• 14

Heisenberg’s Uncertainty Principle states that the ___ and ___ of an electron cannot be known simultaneously.

• position, mass

• position, charge

• position, momentum

• momentum, speed

The quantum mechanical model describes electrons as:

• particles

• waves

• particles with wave-like properties

• small, hard spheres

Tags

NGSS.HS-PS4-3

How many total electrons can the ‘p’ orbitals hold?

• 2

• 6

• 10

• 14

Tags

NGSS.HS-PS1-1

How many orbitals are in the 4d subshell?

• 1

• 3

• 5

• 7

Tags

NGSS.HS-PS1-1

Can orbital 3f exist?

• YES

• NO

The spin quantum number (ms) refers to

• Direction of elecron spin

• Energy level the elecron is in

• sublevel or shape of the orbital the electron is in

• Orientation of the orbitals around the nucleus

The principal quantum number (ms) refers to

• Direction of elecron spin

• Energy level the elecron is in

• sublevel or shape of the orbital the electron is in

• Orientation of the orbitals around the nucleus