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Explain the conformationanalysis of ethane |
Answer» SOLUTION :Thetwotetrahdral methyl groupcan rotate about the carbon -carbonbondaxisyieldingseveral ARRANGEMENTS called conformers .Theextremeconformationare staggeredandeclipsed FORMS and theirarrangements are knownas skewforms In thisconformationthe hydrogen of thecarbonatom isdirectly behindof the otherthe repulsion beween theatomsis maximumand it isleaststableconformer  In thisconformationthe hydrogen .sof boththe carbonatomsare farapartfrom eachother . therepulsionbetweenthe atomis minimumand ITIS themoststablecomformer. the potentialenergydiference betweenthe staggeredand eclispedconformationconformation ofethanyaround 12.5 kj `mol^(1)`.The variousconformationcan berepresented by Newmanprojectionformula 
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