Electron Configuration
What is Electron Configuration?
The arrangement of electrons in an atom.
What is wavelength?
The distance between two waves of a correspond phase
What is Atomic Spectra?
The spectrum of electromagnetic radiation emitted by the electrons of atoms or molecules as they return to a stable state.
What is frequency?
The number of waves that pass a certain point in a given amount of time
What is Energy?
The ability to do work. Created from the electrons movement in an atom.
What is the lowest arrangement of the electrons for an element called?
The ground state
What is the equation for wavelength?
wavelength= speed of light/frequency
What is unique about the spectrum for a fluorescent light?
It is not continuous, there are small specific lines.
What is the equation for frequency?
f= 2.998x10^8m/s/wavelength
What is the equation for energy?
Energy= planck's constant times speed of light/ wavelength
If an atom is higher in energy than normal, what state is it in?
Excited State
What is the unit for wavelength?
Meters (m)
What is the atomic spectrum of lithium?
A red line at 670.8 nm
What are the units for frequency?
1/s s⁻1 or Hertz
What are the units for energy?
Joules
What element's configuration is [Ar] 3d10 4s1
Copper
If barium has a wavelength of 455nm, what is it's wavelength in m?
4.55x10^-7
What colors are found in the emission spectrum of Hydrogen?
Red, blue-green, blue-violet, violet
As frequency decreases, the energy of the wave? Is it Inverse or Direct
Decreases, direct.
An xray has a wavelength of 1.54x10^-10m, what is the energy produced?
1.2901x10^-15 J
What is the electron configuration for Einsteinium?
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d10 6s2 6p6 5f11 6d0 7s2 or [Rn] 5f11 7s2
The frequency of light used to heat a microwave is 2.45x10^9 Hz. What is the wavelength?
1.224x10^-1 m
What elements are in the atomic spectra for a fluorescent light?
Argon and Mercury
An x-ray has a wavelength of 1.54x10⁻10m, what is the frequency?
f= c/wavelength 1.947x10²
If Violet has a wavelength of 4.1x10⁻7, then how much energy does it give off?
E=hc/wavelength= 4.845x10⁻19 Joules