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Neon case study
The atomic number for neon is 10 and the atomic mass is 20. The element symbol is Ne.
The atomic number is the number of protons.
The atomic mass is the number of protons and neutrons.
To find out the number of neutrons in an atom, you can minus the atomic number from the mass number - for Neon: 20 - 10 = 10. Neon has 10 neutrons.
This box shows how Neon would be represented on the Periodic Table. The Atomic Mass is shown at the top (20), the element symbol is shown in the middle (Ne), and the Atomic Number (10) is shown on the bottom.
The electronic structure for Neon is 2, 8
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