What is the term?
______: the height of the wave
______: When waves interact to make a larger wave, they are in-phase
Constructive interference
n
shells
Give the quantum numbers of Sulfur:
n=
l=
ml=
ms=
n=3
l=1
ml=-1
ms=-1/2
Shorter wavelength = ______ energy (higher or lower)
higher
______: the distance covered by the wave
wavelength
_____: is when waves interact to cancel out, they are out of phase
Destructive interference
The speed of light, c
3.00 x10^8 m/s
Calculate the wavelength in nm for the yellow light emitted by a neon atom for 4.67 x 10 ^-18 J of energy.
42.6 nm
Are electrons particles or waves?
Both..?
The _______ is the number of waves that pass a point in a period of time
frequency
The wave and particle nature of the electron are _____ properties
complementary
l (this is an L but lower case)
subshell
Calculate the wavelength of an electron traveling at 3.4 x 10 ^5 m/s, with the mass of an electron equaling 9.11 x 10 ^-31 kg.
λ=h/ (mass x velocity)
λ=2.14 x 10^-9
When an electron relaxes, what happens?
A photon of light is released whose energy equals the energy difference between the orbitals
The total ____ is proportional to the amplitude of the waves and the frequency
energy
_____: Because we cannot know both the position and velocity of an electron, we cannot predict the path it will follow
Indeterminacy
ml (this is a lowercase L)
orbital
What is the frequency of radiation required to supply 1.2 x 10^3 J of energy from 3.6 x 10^25 photons?
Ephoton= 3.3333 x 10^-23
Ephoton= hν
v=5.03 x 10 ^ 10 1/s
Assign these quantum numbers (n, l, ml, ms) to the following values:
_____: ≥1
_____: -l to +l (these are lowercase L's)
_____: +1/2 to -1/2
_____: 0 to n-1 (0,1,2, or 3)
n; ml; ms; l
_____: When traveling waves encounter an obstacle or opening in a barrier that is about the same size as the wavelength, they bend around it
Diffraction
When an electron is _____ it transitions from an orbital in a lower energy level to an orbital in a higher energy level
excited
Planck's Constant
6.626 x 10^ -34 J x s
What is the electron configuration of Bromine?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5
These orbitals look like 4 balloons tied at the knot
d orbitals