EPFO APFC • General Studies • 2016 • Q.84
General ScienceMedium
Consider the following statements for Nano-technology: 1. It is the technology of creating materials and devices atom-by-atom. 2. Physical properties change at the nanometer scale. 3. Chemical properties change at the nanometer scale. Which of the above statements are correct?
1
It is the technology of creating materials and devices atom-by-atom.
2
Physical properties change at the nanometer scale.
3
Chemical properties change at the nanometer scale.
Syllabus Connection
Chemistry (Concept & Everyday applications): Matter & its nature, physical & chemical changes, acids, bases & salts, metals & non-metals, carbon compounds (fuels & polymers), chemical reactions, everyday chemistry applications. (APFC)
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