Question | Answer |
Atomic Radii | Increases going down, decreases going across |
Ionic Radii | decreases going down, increases going across |
Ionization Energy | decreases going down, increases going across (except 6A) |
Electron Affinity | increases going across, decreases going down |
Electronegativity | increase going across, decrease going down |
equation of speed of light | c=(wavelength)(frequency) c=2.99*10^8 |
energy equation | E=hc/(wavelength) or E=h(frequency) h=6.626*10^-34 |
Heisenberg's Uncertainty Principle | we cannot know where the e- or velocity is |
principle quantum numbers (n) | size and level of orbital |
angular-momentum quantum number (l) | if n=n, l=0 through n-1 shape of orbital |
magnetic quantum number (ml) | spatial orientation, if l=l, ml= -l through l |
Spin quantum (ms) | plus or minus 1/2 |
Atomic Radii | Increases going down, decreases going across |
Ionic Radii | decreases going down, increases going across |
Ionization Energy | decreases going down, increases going across (except 6A) |
Electron Affinity | increases going across, decreases going down |
Electronegativity | increase going across, decrease going down |
equation of speed of light | c=(wavelength)(frequency) c=2.99*10^8 |
energy equation | E=hc/(wavelength) or E=h(frequency) h=6.626*10^-34 |
Heisenberg's Uncertainty Principle | we cannot know where the e- or velocity is |
principle quantum numbers (n) | size and level of orbital |
angular-momentum quantum number (l) | if n=n, l=0 through n-1 shape of orbital |
magnetic quantum number (ml) | spatial orientation, if l=l, ml= -l through l |
Spin quantum (ms) | plus or minus 1/2 |
effective nuclear charge Zeff | nuclear charge felt by e- |
Electron Affinity (def) | the E change that occurs when an e- if added to an isolated atom in gaseous state. (pos. charge, E is gained, neg. charge E is released) |