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A-Level Edexcel Chemistry Born-Haber Cycles

Review A-Level Edexcel Chemistry Born-Haber cycles through cycle completion, species labels, enthalpy calculations and sign checks.

Syllabus
First assessment 2019
Course
Chemistry YCH11
Level
A2

Exam points

  • complete Born-Haber cycles with species, state symbols, electrons and arrow labels
  • calculate formation enthalpy, ionisation energy or electron affinity from cycles
  • avoid sign and multiplier errors for atomisation and electron-affinity terms

12.13—Construct Born-Haber cycles and carry out related calculations question 1

[Maximum number: 5]

This question is about oxides of iron.

Question (a)

(a)

Iron also forms iron(II) oxide. The data in the table can be used to construct a Born-Haber cycle for iron(II) oxide, FeO.

Table for Question (a) — Edexcel A-Level Chemistry A2
[ 5 ]

Question (i)

(i)

Complete the Born-Haber cycle by putting letters in the boxes to label the energy changes.

Figure for Question (i) — Edexcel A-Level Chemistry A2
[ 3 ]

Question (ii)

(ii)

Calculate the value for second ionisation energy of iron, C.

[ 2 ]
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