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Reema Merin Roy which of the following singlet carbene is most stable? CH2 , CHF , CF2, CCl2 
Tag : singlet,stable,carbene
Category : Engineering Entrance |  On : 27 Apr, 2012 7:22 PM
 
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Answers (4)
28 Apr, 2012 11:18 AM
CHF>CF2>CCI2>CH2
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28 Apr, 2012 11:17 AM
CHF>CF2>CCI2>CH2
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28 Apr, 2012 10:18 AM
CF2>CCl2>CHF>CH2..
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28 Apr, 2012 9:27 AM
Order of stability of singlet carbene is given as follows for dihalides CF2> CCl2> CBr2>CI2 this shows that singlet carbene acts as elctron efficient species and electron withdrawing group or atoms increase its stability hence the order for these must be as follows CF2>CCl2>CHF>CH2...
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