12- Which of the following has the smallest lattice energy? a) BeCl2 b) KCI c) NaCl...
Which of the following compounds has the highest lattice energy? A) CaO B) CsI C) BaS D) NaF E) NaCl
13. (4) MgS and NaCl have different lattice energies. A. Which compound has the largest lattice energy? B. Briefly explain your reasoning.
The sulfide of which metal has the smallest lattice energy? Magnesium Calcium Strontium Beryllium Barium
Use Born-Landéequation to determine the lattice energy of KBr, which crystallizes in NaCl lattice. The sum of ionic radii is 320 pm.
In each row, pick the compound with the bigger lattice energy. Note: lattice energy is always greater than zero. Which compound has the bigger lattice energy? CscI BaCl2 RbI RbBr Na, s Li, x 5 ?
Rank the following compounds from largest to smallest according to their expected magnitude in lattice energy. Rank from largest to smallest lattice energy To rank items as equivalent, overlap them. Cs1 KI MgS KBr BeO Largest Lattice Energy Smallest Lattice Energy
Calculating Lattice Energy Example Problem: Calculate the lattice energy of NaCl using the following information: Nas) — NagVID AH° = 109 KJ Cl2(9) ► 2010) AH = 243 KJ Nag) → Na*(g) + e AH° = 496 KJ Cle+ e - C19) AH° = -349 KJ Nas) + y2 Cl2(g) → NaCl(s) AH° = -411 KJ
Which of the following solids is likely to have the largest exothermic lattice energy? a. LiF b. NaCl c. AlCl3 d. Al2O3 e. CaCl2
Which of the following trends in lattice energy is due to differences in ionic radii? Which of the following trends in lattice energy is due to differences in ionic radii? MgO> NaCl CaO> CaBr2 NaCl> RbBr> CsBr All of the above
7. a) What is the definition of lattice energy? Part 3 ionic compounds) b) The lattice energy of CsI is 610 kJ/mol, whereas the lattice energy of LiF is 1060 kJ/mol. What factor leads to this difference in lattice energy? How are these two ionic compounds alike, and how are they different? energy c) Order the following compounds from lowest to highest lattice KCI, BaSe, ScP, Rbl, Cas