Which atom has the greatest first ionisation energy?
A
Ne\text{Ne}Ne
B
Ar\text{Ar}Ar
C
Kr\text{Kr}Kr
D
Xe\text{Xe}Xe
Markscheme
Group 7(17), the halogens Questions
37 exam-style questions on AQA A Level Chemistry Group 7(17), the halogens, covering Trends in properties and Uses of chlorine and chlorate(I). Each one has a worked solution and a mark scheme showing where the marks go.