15 Questions
What is a quantum number?
A value used to describe the energy levels available to atoms and molecules
What can quantum numbers be associated with?
Energies, sizes, shapes, and orientation in space of atomic orbitals
Which learning competency is related to the use of quantum numbers?
STEM_GC11ESIIa-b-54
What type of problems can Gas Stoichiometry involve?
Limiting reagent problems, excess reagent problems, and stoichiometry problems
What do atomic orbitals have associated with them?
Energies, sizes, shapes, and orientation in space
Which learning objective involves drawing the Lewis structure of ions?
Learning Competency 4
What does the principal quantum number, n, describe?
The energy level
What does the azimuthal or angular momentum quantum number, ℓ, describe?
The shape of the orbital
What does the magnetic quantum number, mℓ or m, describe?
The orientation of the orbital in space
What does the spin quantum number, ms or s, refer to?
The 'spin' of an electron in a given orbital
What is the maximum number of electrons possible in a given shell according to the quantum theory?
$2n^2$
How does the value of n impact the average distance of an electron in the orbital from the nucleus?
The larger n is, the greater the average distance
What is the range of values for the azimuthal or angular momentum quantum number, ℓ?
$0$ to $n-1$
What type of materials are attracted by a magnet due to containing unpaired electrons or spins?
Diamagnetic
Which principle corresponds to increasing energy of the subshells 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d, 6p, 7s, 5f?
Aufbau principle
Test your knowledge of quantum numbers and gas stoichiometry with this quiz. Explore concepts like limiting and excess reagents, gas stoichiometry problems, Graham's law of effusion, and Dalton's law of partial pressure. Also, learn to use quantum numbers to describe an electron in an atom and determine the magnetic property of the atom based on its electronic configuration.
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