Ms. Hudson Chemistry 521

May 13, 2014

Chemistry 521 Tuesday, May 13

Filed under: Uncategorized — lhudson @ 7:34 am
  • Reviewed bonding definitions and intermolecular forces (dispersion, dipole-dipole, and hydrogen bonding)
  • Indicate which substance in the pair  has the higher boiling point/melting point and explain why (explain the forces of attraction that exist in the substance): Ne or HF, CH4 or C4H10, CF4 or CH3Br, C3H8 or C8H18, SiH4 or HCl, CH3OH or CH3F.
  • Notes/Discussion “Relative Strengths of Intermolecular Forces and Attractions” (handout)
  • Place the following substances in order from lowest to highest boiling point and explain why (explain the forces of attraction that exist in the substance): NaCl, Na, C3H8, C2H5OH, SiO2, C2H3Cl
  • Complete Questions #1-8 on sheet “Section 7.1 “Solutions and Their Concentrations”
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