We went over this in 1.5 but here we go again:
- The nucleus consists of protons and neutrons. On the outside of the nucleus are the electron shell(s) which consist only of electrons.
Sunday, 24 May 2015
1.9 understand that atoms consist of a central nucleus, composed of protons and neutrons, surrounded by electrons, orbiting in shells
We went over this in 1.5 but here we go again:
- The nucleus consists of protons and neutrons. On the outside of the nucleus are the electron shell(s) which consist only of electrons.
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