Use the data given below to construct a Born-Haber cycle to determine the lattice energy of CaO. DH°(kJ)
Ca(s) → Ca(g) 193
Ca(g) → Ca⁺(g) + e⁻ 590
Ca⁺(g) → Ca²⁺(g) + e⁻ 1010
2 O(g) → O₂(g) -498
O(g) + e⁻ → O⁻(g) -141
O⁻(g) + e⁻ → O²⁻(g) 878
Ca(s) + O₂(g) → CaO(s) -635

Question

Use the data given below to construct a Born-Haber cycle to determine the lattice energy of CaO. DH°(kJ)
Ca(s) → Ca(g) 193
Ca(g) → Ca⁺(g) + e⁻ 590
Ca⁺(g) → Ca²⁺(g) + e⁻ 1010
2 O(g) → O₂(g) -498
O(g) + e⁻ → O⁻(g) -141
O⁻(g) + e⁻ → O²⁻(g) 878
Ca(s) +

Use the data given below to construct a Born-Haber cycle to determine the lattice energy of CaO. DH°(kJ) Ca(s) → Ca(g) 193 Ca(g) → Ca⁺(g) + e⁻ 590 Ca⁺(g) → Ca<sup>2</sup>⁺(g) + e⁻ 1010 2 O(g) → O<sub>2</sub>(g) -498 O(g) + e⁻ → O⁻(g) -141 O⁻(g) + e⁻ → O<sup>2</sup>⁻(g) 878 Ca(s) + O<sub>2</sub>(g) → CaO(s) -635 A) -3414 kJ B) +1397 kJ C) -2667 kJ D) +3028 kJ E) -2144 kJ

O₂(g) → CaO(s) -635

Quizplus · Accepted Answer

The Answer is A

Use the Data Given Below to Construct a Born-Haber Cycle