Atomic Structure

Atomic Structure

1. Isotope

   • An atom with the same number of protons (atomic number) but a different number of neutrons

2. Nucleon

   • A proton or a neutron

3. An uncharged atom has equal numbers of protons and electrons

   • An uncharged atom becomes an ion if it gains or loses electrons

4. Specific Charge

   • The ratio of a particle's charge to its mass
     • Coulombs per kilogram (C kg¹

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