Electron Configuration and history of atomic models

Front

What does the term 'atomos' mean?

Back

Uncuttable or indivisible.

Front

What are the regions where an electron is much more likely to be found in the quantum model called?

Back

Orbitals.

Front

What can be concluded from the fact that scientists continue to update the atomic model?

Back

New information about atoms continues to be discovered.

Front

What is the shorthand electron configuration for a Sulfur atom?

Back

[Ne] 3s² 3p⁴.

Front

In Bohr's model of the atom, what can each orbit have a specific number of?

Back

Electrons.

Front

What is the main idea of the quantum mechanical model of the atom?

Back

It describes electrons in terms of probabilities and wave functions.

Front

Who proposed the first atomic theory and what was its main idea?

Back

John Dalton; matter is made of indivisible atoms.

Front

What is the significance of the electron cloud model?

Back

It represents the probable locations of electrons around the nucleus.

Front

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

Back

2 electrons.

Front

What is the Pauli Exclusion Principle?

Back

No two electrons in an atom can have the same set of four quantum numbers.