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Polyhalogen Compounds

What are X an...

Question

What are X and Y in the following reaction?
${C F}_{2} {C l}_{2} u v - \to X + Y$

A

˙ C C l F_{2}, ˙ C l

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B

C_{2} F_{4}, {C l}_{2}

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C

{˙ C F C l}_{2}, ˙ F

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D

: C {C l}_{2}, F_{2}

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Solution

The correct option is A $˙ C C l F_{2}, ˙ C l$
In the stratosphere, CFCs come into contact with short wavelength ultraviolet radiation which is able to split off chlorine atoms from the CFC molecules
$C F_{2} C l_{2} (g) u v - \to ˙ C l C F_{2} (g) + ˙ C l (g)$

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