CARBENE

IIT JEE Sample Questions › Organic Chemistry questions › CARBENE

ARRANGE IN INC ORDER OF STABILITY WITH EXP PLS

:CH2 , :CF2 . :CCl2

repeat same if they were triplet carbenes!!!!!!!!!!!!!!!

#Chemistry #Organic Chemistry

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6 Answers

3

iitimcomin ·2009-06-25 11:42:09

please help ppl

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1

JOHNCENA IS BACK ·2009-06-25 12:28:07

:CF2>:CCl2>:CH2 [SINGLET CARBENES]

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JOHNCENA IS BACK ·2009-06-25 12:31:23

:CH2>:CCl2>:CF2 [TRIPLET CARBENE]

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JOHNCENA IS BACK ·2009-06-26 11:22:16

dude atleast confirm the answer if it is right or tell if it is wrong

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iitimcomin ·2009-06-27 06:55:50

i thought the same but ans is rong ....... dont want ans ... pls tell logic ....

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coolpal ·2009-07-03 05:52:42

contd. frm singlet carbene order

see in case of CF₂ der is possibility of back bonding bcoz of similar shape of 2p-2p orbital of F and C.and becomes stable.has sp2 hybridtn.

in case of Cl,Br,I d shape bcom really big and back bonding less effective.less stable.

so d given order.

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Your Answer

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