Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: An atom contains a tiny nucleus, which contains particles called {electrons; neutrons; protons} and {neutrons; protons; electrons}. The {protons; neutrons; electrons} travel around the outside of the atom. They are arranged in {ions; shells; molecules}.
Right answer summary: part 1: neutrons; part 2: neutrons; part 3: electrons; part 4: shells
Question state: todo