IB Chemistry HL 2.1.1 Ion Formation Questions
Use exam questions to predict electron gain or loss, deduce ion charge and configuration, and construct neutral ionic formulae.
- Syllabus
- First assessment 2025
- Course
- Chemistry HL
- Level
- HL
Exam points
- Predict whether a metal atom loses electrons or a non-metal atom gains electrons to reach a stable outer configuration, stating the number transferred.
- Deduce an ion charge and electron configuration from the element configuration or from the ions in an ionic species.
- Balance cation and anion charges to write the neutral formula of an ionic compound with correct subscripts.
