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Discussion     Science Preparation for Engineering Entrance    Which of the following singlet carbene is most ...
Reema Merin Roy
Posted on 27 Apr, 2012 7:22 PM

Which of the following singlet carbene is most stable? CH2 , CHF , CF2, CCl2

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Mitesh
Posted on 28 Apr, 2012 11:18 AM

CHF>CF2>CCI2>CH2

Mitesh
Posted on 28 Apr, 2012 11:17 AM

CHF>CF2>CCI2>CH2

Peddada Ram Sandeep
Posted on 28 Apr, 2012 10:18 AM

CF2>CCl2>CHF>CH2..

Abhishek
Posted on 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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