Electron Configurations
1s22s22p63s1 is the electron configuration for this element.
what is Na?
this is the equation for the energy of a photon
what is E = hν OR E=hc/λ
these are outer shell electrons involved in bonding
what are valence electrons
this quantum number describes energy levels and size.
what is n
these are 2 lobed shaped orbitals
what are p orbitals
this is the electron configuration of As?
what is [Ar]4s23d104p3
what is considering the electrons as standing waves?
this is what call group 18 of the periodic table
what are the nobel gases
this quantum number indicates orbital shape
what is l
these are the l and ml quantum numbers associated with f orbitals
what is l = 3; ml = -3, -2, -1, 0, 1, 2, 3
this rule describes how when degenerate orbitals are available, the electron configuration of the lowest energy has the maximum number of unpaired electrons with the same spin.
what is Hund's rule
this refers to a discreet bundle/packet of energy
what is a quantum
This group of elements readily gains electrons to attain their noble gas state
what is halogens
ms can equal ____ or ____ and indicates the _________
+1/2
-1/2
electron spin
this orbital follows 4d as the next highest energy orbital
what is 5p
this is the electron configuration for Sr+2
[Ar]4s23d104p65s0
this electromagnetic radiation has a wavelength between 10-11 - 10-8
what is X-Ray
this is how we describe two atoms that have the same electron configurations
what is isoelectronic
what is the full set of quantum numbers for a 4d10 orbital? (not including ms)
n=4
l=2
ml= -2, -1, 0, 1, 2
each orbital is associated with a complete set of these?
what are quantum numbers
Chromium and Copper Electron configurations are determined experimentally to be ____________ and _______________
Cr = [Ar]4s1 3d5
Cu = [Ar]4s1 3d10
a photon has an energy of 3.05 x 10-19. What is the wavelength (in nanometers)
λ = 652 nm
these 2 groups in the periodic table exhibit exceptions to the traditional electron configuration rules.
what are groups 6 and 9
This is the full set of Quantum numbers for H
n=1
l=0
ml=0
ms = +1/2
this refers to a zone of no electron density
what is a Node?