Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br. ΔH°(kJ mol^-1)
K(s) → K(g) 89
K(g) → K⁺(g) + e⁻ 419
Br₂(l) → 2Br(g) 193
K(s) + Br₂(g) → KBr (s) -394
KBr(s) → K⁺(g) + Br⁻(g) 674

Question

Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br. ΔH°(kJ mol^-1)
K(s) → K(g) 89
K(g) → K⁺(g) + e⁻ 419
Br₂(l) → 2Br(g) 193
K(s) +

Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br. ΔH°(kJ mol<sup>-1</sup>) K(s) → K(g) 89 K(g) → K⁺(g) + e⁻ 419 Br<sub>2</sub>(l) → 2Br(g) 193 K(s) + Br<sub>2</sub>(g) → KBr (s) -394 KBr(s) → K⁺(g) + Br⁻(g) 674 A) -885 kJ B) -325 kJ C) +367 kJ D) -464 kJ E) +246 kJ

Br₂(g) → KBr (s) -394
KBr(s) → K⁺(g) + Br⁻(g) 674

Quizplus · Accepted Answer

The Answer of Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br. ΔH°(kJ mol^-1) K(s)→ K(g)89 K(g)→ K⁺(g)+ e⁻ 419 Br₂(l)→ 2Br(g)193 K(s)+ Br₂(g)→ KBr (s)-394 KBr(s)→ K⁺(g)+ Br⁻(g)674

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