Bonding in Crystalline Solids
The NaCl crystal structure is FCC. The equilibrium spacing is \(r_{0}=0.282 \mathrm{~nm}\) If each ion occupies a cubic volume of \(r_{0}^{3}\) estimate the distance between “nearest neighbor” \(\mathrm{Na}^{+}\) ions (center-to-center)?
Text Transcription:
r_0=0.282 nm
r_0^3
Na^+
Physics 2080 Chapter 19: Electric Charges, Forces, and Fields February 2, 2016 Amanda Biddlecome 1) Electric Charge -‐nucleus *protons+neutrons *small, condensed *surrounded by a cloud of charge (electrons) -‐you can rub charge off of one material and transfer it to another (NOT CREATING CHARGE) *each material transfers a different type of charge and a different amount of charge depending on their valence electron shells -‐bring similarly charge rods together and they will repel -‐bring oppositely charge rods together and they will attract -‐the net charge in the universe can’t change
