7.2 starter Tell the person next to you…
· The names of 3 subatomic particles
· What properties do they have? 7.2 · 7.2 describe the structure of an atom in terms of protons, neutrons and electrons and use symbols such as 146C to describe particular nuclei 
· The names of 3 subatomic particles
· What properties do they have? 7.2 · 7.2 describe the structure of an atom in terms of protons, neutrons and electrons and use symbols such as 146C to describe particular nuclei
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