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7.37    Which one of the following does not exist?

              (i)\:XeOF_{4}

               (ii)\:NeF_{2}

                (iii)\:XeF_{2}

               (iv)\:XeF_{6}

              

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NeF_{2} does not exist because neon has very high ionization enthalpy. But ionization enthalpy of xenon is low.

Posted by

Pankaj Sanodiya

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