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Atomic Structure Modeling
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Atomic Structure Modeling
🔬 Part 1: Atomic Particles Knowledge
1. What are the three main particles that make up an atom?
Protons, neutrons, electrons
Protons, photons, electrons
Neutrons, electrons, ions
Protons, molecules, electrons
2. Which particles are found in the nucleus of an atom?
Protons
Neutrons
Electrons
3. Match each particle with its correct charge:
Proton: _____________ charge
Neutron: _____________ charge
Electron: _____________ charge
4. Which particle has the smallest mass?
Proton
Neutron
Electron
All have equal mass
⚛️ Part 2: Atomic Models
5. Draw and label a simple diagram of a helium atom (2 protons, 2 neutrons, 2 electrons):
6. Complete the table for these atoms:
| Element | Protons | Neutrons | Electrons |
|---|---|---|---|
| Hydrogen | 1 | _____ | _____ |
| Lithium | _____ | 4 | _____ |
7. Explain why atoms are electrically neutral (have no overall charge):
🎯 Part 3: Reflection and Application
8. Describe your playdough atom model. Which element did you create and how did you arrange the particles?
9. What would happen to an atom if it gained or lost an electron? Explain your thinking.
10. True or False: All atoms of the same element have the same number of protons.
True
False
Explain your answer: _________________________________________________
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