Chemistry Chap. 5.3 Study Guide (Electron configuration) – Flashcards

Unlock all answers in this set

Unlock answers
question
The arrangement of electrons in an atom is called the atom's ______________________.
answer
Electron configuration
question
Electrons in an atom tend to assume the arrangement that gives the atom the _______________ possible energy.
answer
lowest
question
This arrangement of atoms is the most ______________ arrangement.
answer
stable
question
The arrangement of electrons in an atom which give the atom the lowest possible energy is called the _____________________________.
answer
ground-state electron configuration
question
Three rules define how electrons can be arranged in an atom's _______________.
answer
orbitals.
question
____________________ states that each electron occupies the lowest energy orbital available.
answer
Aufbau principle
question
The __________________ states that a maximum of two electrons may occupy a single orbital, but only if the electrons have OPPOSITE SPINS.
answer
Pauli exclusion principle
question
___________________ states that single electrons with the same spin must occupy each equal-energy orbital before addition electrons with opposite spins occupy the same orbitals.
answer
Hund's rule
question
_______________ is a method of representing electrons using bracketed symbols.
answer
Noble-gas notation
question
The electron configuration for an element can represented using the noble-gas notation in the previous _________ and the electron configuration for the energy level being filled.
answer
period
question
The electrons in an atom's outermost orbitals are called _______________________.
answer
Valence electrons.
question
In an electron-dot structure, the element's symbol represents the ____________________________.
answer
Atom's nucleus and inner-level electrons.
question
Valence electrons are represented by the ______ in an electron-dot structure.
answer
dots
Get an explanation on any task
Get unstuck with the help of our AI assistant in seconds
New