1. Atoms
Atomic structure and particles

2. Atomic Particles
Protons Neutrons Electrons

3. Protons
P P
• Protons have a positive charge.
• Protons are located inside the nucleus
of an atom.

4. Protons
P P
• Protons have a positive charge.
• Protons are located inside the nucleus
of an atom.

5. Neutrons
N
N
• Neutrons have a neutral or “no”
charge.
• Neutrons are located inside the
nucleus of an atom.

6. Neutrons
N
N
• Neutrons have a neutral or “no”
charge.
• Neutrons are located inside the
nucleus of an atom.

7. Electrons
E
E
• Electrons have a negative charge.
• Electrons are located outside the
nucleus of an atom in the electron
cloud.

8. Electrons
E
E
• Electrons have a negative charge.
• Electrons are located outside the
nucleus of an atom in the electron
cloud.