The portal has been deactivated. Please contact your portal admin.

Practice: Nanoparticles

Why can nanoparticles be used as effective catalysts in very small quantities?

  • AThey are inflammable.
  • BThey are lightweight.
  • CThey have low reactivity.
  • DThey have a high surface-area-to-volume ratio.
  • EThey are transition metals.

Correct Answer

Incorrect Answer

Action required

Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.