Which noble gas has two electrons in its only shell?
[1]
A
neon
B
argon
C
krypton
D
helium
Markscheme
7.3 Group 0 Questions
44 exam-style questions on Edexcel GCSE Chemistry 7.3 Group 0, covering 7.3.1 The noble gases. Each one has a worked solution and a mark scheme showing where the marks go.