Sunscreen lotions contains nanoparticles of

Sunscreen lotions contains nanoparticles of
  1. Gold
  2. $\mathrm{Pt}$
  3. $\mathrm{TiO}_2$
  4. $\mathrm{Pd}$

Solution

Zinc oxide ( $\mathrm{ZnO})$ and Titanium dioxide (TiO2) nanoparticles are used in sunscreen lotions. The chemicals protect the skin against harmful u.v (ultraviolet) rays by absorbing or reflecting the light and prevent the skin from damage.

Asked in: MHT CET 2021 (21 Sep Shift 1)

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