Sol gel method
Exploring the Sol-Gel Method
Test your knowledge of the sol-gel method through this engaging quiz! Discover the fundamental principles, advantages, and applications of this fascinating technique used in nanotechnology.
Key Topics Covered:
- History of nanotechnology
- Methods of nanoparticle fabrication
- Sol-gel process steps and materials
- Advantages of the sol-gel technique
Who started the research for nanotechnology?
Richard Feynman
Richard Smalley
Ajay K. Sood
Sullabha Kulkarni
Which method takes a lagre size of raw materials and breaks it down into smaller nanoparticle products?
Top-Down method
Bottom-Up method
Which reactives are used in the process of sol gel which we have studied in the ppt?
Si-OH, CO2
Si-OR ,H2O
Ti-OR,H2O
Choose the correct order of steps of the sol gel process. 1. Hydrolysis and condensation , 2. Gelification ,3. Formation of end products,4. Mixing of reactives
4,3,2,1
3,4,2,1
3,2,1,4
4,1,2,3
Which of the following is an advantage of sol-gel process
Fine powders
Low cost
Purity control
None of the above
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