Science and Technology · Aerogels and Their Applications
Consider the following statements regarding Aerogels: I. Due to their highly porous nanostructure, aerogels generally exhibit very low density and low thermal conductivity. II. They are regarded as among the lightest solid materials known, often consisting largely of air within a porous framework. III. Owing to their high surface area and porous structure, aerogels can be used in applications such as removal of heavy metals, oils, organic pollutants, and other contaminants from water. Which of the statements given above is/are correct?
- 1I, II and III✓
- 2III only
- 3I and II only
- 4II and III only
Correct answer
I, II and III
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