1.

Ozone hole formation mechanism involves the following reactions: (i) CF_(2)Cl_(2)(g) overset(uv)rarr Cl(g)+CF_(2)Cl(g) (ii) Cl(g)+O_(3)(g) rarr ClO(g)+O_(2)(g) (iii) ClO(g)+O(g) rarr Cl(g)+O_(2)(g) (iv) ClO(g)+NO_(2)(g) rarr ClONO_(2)(g) (v) Cl(g)+CH_(4)(g) rarr CH_(3)(g)+HCl(g) (vi) ClONO_(2)(g)+H_(2)O(g) rarr HOCl(g)+HNO_(3)(g) (vii) ClONO_(2)(g)+HCl(g) rarr Cl_(2)(g)+HNO_(3)(g) (viii) HOCl(g) overset(hv)rarr OH(g)+Cl(g) (ix) Cl_(2)overset(hv)rarr 2Cl(g) Choose the correct set of reaction occuring according to the season in Antarctica.

Answer»

SUMMER -(IV), (v)
Winter -(vi), (VII)
Spring -(viii), (ix)
All of these

Answer :D


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