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MHT CET202619 April 2026Evening ShiftChemistrySurface ChemistryActual

Which of the following ranges of particle size defines nano scale ?

Options

  1. A10 - 100 nm
  2. B1000 - 2000 nm
  3. C1 - 100 nm
  4. D100 - 1000 nm

Correct answer

C. 1 - 100 nm

Step-by-step solution

Nanoscale is defined as the size range from 1 nm to 100 nm. Particles with at least one dimension in this size range are considered nanoparticles. Answer: 1 - 100 nm

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