Chem Unit 2 Vocab

Pauli Exclusion Principle

No 2 electrons in the same atom can have the same quantum numbers/ location

Aufbau Principle

Lowest energy sublevel is 1st to be filled

Hund's Principle states that....

Orbital is singly filled before double orbital.

Sublevels

Made of orbitals

Emission Spectrum

the spectrum of light released from excited atoms of an element

Absorption Spectrum

The range of a pigment's ability to absorb various wavelengths of light.

Photon

a particle of light

Law of Conservation of Energy

Energy cannot be created or destroyed

Orbitals

hold 2 electrons