Topic Details (Notes format)

Atoms and Nuclei

Subject: General Science

Book: NCERT Physics Class 12

Study of atomic structure and nuclear properties.
- **Bohr’s Model**:
- Energy levels and spectra.
- **Nuclear Reactions**:
- Fission and fusion.
- **Radioactivity**:
- Alpha, beta, and gamma decay.

**Possible Exam Questions:**
1. Explain the postulates of Bohr’s atomic model.
2. What is the significance of nuclear binding energy?
3. Differentiate between nuclear fission and fusion.
4. Define radioactivity and explain its applications.
5. How does Rutherford’s experiment lead to the nuclear model?

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