What is meant by ozone shield? How do CFC and ozone deplete substances affect ozone shield ?
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ozone sheild is a sheild which stops the harmful rays of sun to enter earth.
when the UV rays strike CFC molecules in the upper atmosphere,a carbon-chlorine bond breaks, producing a chlorine atom.the chlorine atom reacts with ozone molecule breaking it apart, destroying the sheild.
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when the UV rays strike CFC molecules in the upper atmosphere,a carbon-chlorine bond breaks, producing a chlorine atom.the chlorine atom reacts with ozone molecule breaking it apart, destroying the sheild.
hope it helped you!!
please mark as brainleist!!!
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