Topic Details (Notes format)

Structure of Atom

Subject: General Science

Book: NCERT Chemistry Class 11

Atoms are the building blocks of matter.
- **Atomic Models**:
- Dalton’s Model (Indivisible atoms).
- Rutherford’s Model (Nucleus at center).
- Bohr’s Model (Energy levels).
- **Quantum Mechanical Model**:
- Describes electron behavior using quantum numbers.
- **Electron Configuration**:
- Electrons are arranged in shells and orbitals.

**Possible Exam Questions:**
1. Compare Bohr’s and Rutherford’s atomic models.
2. What are quantum numbers? Explain their significance.
3. Define electron configuration with an example.
4. What is the Heisenberg Uncertainty Principle?
5. How do orbitals differ from orbits?

Practice Questions

What type of macromolecule is an enzyme?

View Question

What is the most abundant gas in the Sun?

View Question

What is the primary function of red blood cells (RBCs) in the human body?

View Question

What is the boiling point of water at standard atmospheric pressure?

View Question

What is the unit of frequency?

View Question

Which gas is used in the process of welding?

View Question

Which metal is liquid at room temperature?

View Question

What is the chemical formula for carbon dioxide?

View Question

Which part of the cell contains the genetic material?

View Question

What is the term for water changing from liquid to gas?

View Question