Chemistry 1122 check up 3
Wave, particle
According to the dual nature of an electron, electrons behave like _______ on a large scale and like ________ on a submicroscopic level.
Hadrons
According to the modern science, the two basic types od subatomic particles are leptons and _______.
Eugen goldstein
Discovered canal rays
Quantum
Discretr quantity of energy
Aufbau principle
Electron occupies lowest energy orbital that can recieve it
Photoelectric effect
Emission of electrons when exposed to light
Max planck
First proposed the quantum theory
Niels bohr
First to apply the quantum theory to atomic structure
Werner heisenberg
Formulated the uncertainty principle
Releases, gains
If an electron jumps to an orbit closer to the nucleus, it ________ engery; if it jumps to an orbit farther from the nucleus, it ________ energy.
Photon
Quantum of light energy
Bright-line emission
Series of colored lines given off by elements
Ground state
State of lowest potential energy of an electron
Wolfgang pauli
Stated the exclusion principle
James chadwick
Isolated the neutron
Hunds rule
Orbitals of equal energy recieve one electron before any orbital may recieve a second electron
Robert millikan
Performed the oil-drop experiment
Erwin Schrodinger
Proposed the wave mechanical model
Neutrons
Protons and ______ are both baryons.
Principial, magnetic, spin
The four parts of a quantum number are the _________ quantum number, the orbital quantum number, the ________ quantum number, and the _______ quantum number.
Quanta
The quantum theory states that electrons absorb and emit energy in specific amounts called _________.
Louis de broglie
Theorized the dual nature of electrons
Orbital
Three-dimensional region where an electron might be located
Baryon
________ isnt a lepton.
