CH. 1 - Key Concept List Flashcards
1
Q
Chapter 1 - Key Concept List
A
1.1 Subatomic Particles**
- protons
- neutrons
- electrons
- nucleus of atom
- fundamental unit of charge
- atomic mass unit (amu)
- atomic number (Z)
- mass number (A)
- isotope
- AZX
- shells
- valence electrons
- cation/anion
1.2 Atomic Mass vs Atomic Weight**
- atomic mass
- mass number isotopes
- atomic weight
- mole
- Avogadro’s number
1.3 Rutherford, Planck, and Bohr***
- quanta
- energy of quanta (quantization)
- Planck relation (eq)
- speed of light (c)
- Planck’s constant
- angular momentum (eq)
- energy of electron (eq)
- Rydberg unit of energy
- orbit
- ground state
- excited state
- atomic emission spectrum
- atomic emission spectra (eq)
- line spectrum
- Lyman series, Balmer series, and Paschen series
- energy of emitted photon (eq 1.5)
- atomic absorption spectrum
1.4 Quantum Mechanical Model of Atoms***
- quantum mechanical model
- orbitals
- Heisenberg uncertainty principle
- Pauli exclusion principle
- energy state
- principal quantum number (n)
- shell
- maximum number of electrons within a shell (eq)
- energy difference between 2 shells (eq)
- azimuthal (angular momentum) quantum number (l)
- subshell
- azimuthal (angular momentum) quantum number (l) (eq)
- spectroscopic notation
- maximum number of electrons within a subshell (eq)
- magnetic quantum number (ml)
- ml equation (eq) (*see key concept on p.19)
- probability density
- spin quantum number (ms)
- paired spins
- parallel spins
- electron configuration
- Aufbau principle (building-up principle)
- n+l rule
- Hund’s rule
- paramagnetic
- diamagnetic
