1. Protons, neutrons and electrons
2. Protons and neutrons
3. Same protons, different neutrons
4. 6 protons, neutrons and electrons
5. Not sure
6. 6 neutrons
7. Not sure
8. 9 protons is fluorine
9. atomic number, which is number of protons
10. be different with same number of electrons and protons ย
Explanation: