MCQs on Environmental Chemistry Photochemical smog normally does not contain (a) Chlorofluorocarbons (b) Peroxyacetyl nitrate (c) Ozone (d) Acrolein Answer: (a) Depletion of the ozone layer is caused due to (a) Ferrocene (b) Fullerenes (c) Freons (d) Polyhalogens Answer: (c)…