Topic Details (Notes format)

Surface Chemistry

Subject: General Science

Book: NCERT Chemistry Class 12

Study of surface interactions.
- **Adsorption & Catalysis**:
- Physisorption vs Chemisorption.
- **Colloidal Systems**:
- Properties and types.
- **Emulsions and Gels**:
- Applications in industry.

**Possible Exam Questions:**
1. Differentiate between adsorption and absorption.
2. Explain the characteristics of colloidal solutions.
3. What is the role of catalysts in chemical reactions?
4. How do emulsions work in food processing?
5. Explain Brownian motion and its significance.

Practice Questions

Which organ regulates blood sugar levels in the human body?

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Which vitamin is responsible for blood clotting?

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Which type of bond is present in sodium chloride?

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What is the function of hemoglobin in the blood?

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What is the most abundant gas in the Sun?

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Which is the smallest bone in the human body?

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Which element is the most abundant in the Earth’s crust?

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Which is the largest planet in the Solar System?

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Which process in plants is responsible for the loss of water vapor?

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Which of the following is a fundamental force in nature?

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