Wrong answers by IIT Prof.??


In above figure note the hybridization of Nitrogen and sulfur mentioned.... Do you find mistakes?


Again, note hybridization of Nitrogen.... Don't you find any blunders?


sp2 Hybridization for Nitrogen attached to benzene ring?

NOW SOME DOUBTS:


Q.1. write the IUPAC names of above structures?
Q.2. I found two IUPAC names in this book :
Bicyclo (2,1,0) pentane and Spiro (4,3). Please post the structures of these.

(From the book Problems in Organic Chemistry by Disha publication)

5 Answers

71
Vivek @ Born this Way ·

--
Also, Name for IUPAC compounds.

6. 2,3-dimethylbicyclo[2.2.0]hexane
4. 2,5-dicyclobutyl-1-methylbicyclo[2.1.0]pentane
2. Unclear.

Please note that I didn't write these names my self. These type of questions are just irrititating and useless enough to be avoided completely. Don't stick into these type of sums. Do genuine sums. These are mindlessly drawn/copied to tease students.

262
Aditya Bhutra ·

the hyridizations are correct

notice that a lone pair will be in resonance , in all above given cases.
hence sp2

71
Vivek @ Born this Way ·

Fist case where there is S atom.. I'm not getting cconvinced.

262
Aditya Bhutra ·

S has two single bonds and one lone pair available (other lone pair is unavailable due to resonance)
hence sp2

1
Athenes Analyst ·

yeah I think Aditya is right....

I think I got answers for all doubts. thanks to Both of you!

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