CAIE IGCSE Chemistry 2.2.6 Periodic Table Shell Rules a Group Questions
Use electron-shell structure and position in the Periodic Table to explain element properties and trends.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Exam points
- determine group and period from electronic configuration
- use periodic-table position to identify element properties
- describe trends across a period
- relate outer-shell electrons to group and chemical behaviour
CAIE IGCSE Chemistry 2.2.6 Periodic Table Shell Rules a Group Questions question 1
[Maximum number: 1]
The electronic configurations of two elements are given.
element L: 2,8,8,1
element M: 2,8,4
Which row identifies the group number and the period number for element L and element M ?
group number
period number
group number
period number
I
4
IV
3
I
4
III
4
IV
1
III
4
IV
1
IV
3
A
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