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why CCL3(-) is more stable than CF3(-) ? Which of the following is most stable? Options: ​ch3(-) (ch3)c(-) cf3(-) ccl3(-)

why CCL3(-) is more stable than CF3(-) ? 
 
Which of the following is most stable?
Options:
  1. ​ch3(-)
  2. (ch3)c(-)
  3. cf3(-)
  4. ccl3(-)

Grade:12

1 Answers

ROSHAN MUJEEB
askIITians Faculty 833 Points
3 years ago
Dear Student
The Chlorine in CCl3- has vacant d orbitals which is involved in conjugation with the negative charge on carbon. This stabilizes the entire structure. Fluorine does not have vacant d orbitals for conjugation.

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