Lattice energy help?

Question on lattice energy....please help......? What are the Born postulates in defining lattice energy of a stable molecule? How it approaches to define the forces in a covalent ...show more

PLEASE HELP ME, I NEED TO LEARN HOW TO DO THIS IN THE NEXT 2 HOURS BEFORE MY EXAM!!!! Determine the Lattice Energy for sodium chloride. kJ/mol ΔHf for NaCl (s) -788 Heat of Sublimation for Na 108 1st Ionization Energy for Na 496 Bond Dissociation...

For each pair, indicate which would have the lattice energy of lesser magnitude. The following compounds all display the NaCl structure. (i.e. They are isomorphous.) 1) RbF or CsF 2) MgS or MgSe 3) NaI or SrO 4) MgO or CaS 5) SrO or BaO PLEASE HELP

Calculate the lattice energy of AgCl using the following data: Ag(s) => Ag(g) ΔH = +284 kJ/mol Ag(g) => Ag+(g) + e- ΔH = +731 kJ/mol Cl2(g) => 2Cl(g) ΔH = +244 kJ/mol Cl(g) + e- => Cl-(g) ΔH = -349 kJ/mol Ag(s) + ...

The overall energy involved in the formation of CsCl from Cs(s) and Cl2(g) is -443 kJ/mol. Given the following information: * heat of sublimation for Cs is +76 kJ/mol, * ...show more

Would really appreciate if someone could help me with this. Incredibly confused about this topic in general. I understand the bigger the radius then less energy needed to break the bond so a smaller lattice enthalpy. And the more highly charged ions...

Use the Born-Haber cycle to calculate the lattice energy of CaO. You may need the following data: electron affinity of oxygen EA 1 = -141 kJ/mol, EA 2 = 744 kJ/mol; ionization energy of calcium IE 1 = 590 kJ/mol}, IE 2 = 1145 kJ/mol. Please help! I'm...

I'm working on doing questions for a chem lab but...one has me stumped. I was hoping there would be a person out there somewhere that would help me out. :o) Thanks! 1. What is the relationship between the amount of Lattice energy realeased and the strength...