34. Hot and spicy foods contain molecules that stimulate pain-detecting nerve endings. Two such molecules are piperine and capsaicin: H H - CH=CH_CH=CH- H. H. H. Piperine H,CO, „CH2. CH2 NI (CH,), / CH CH CH, HO `H H `CH, Capsaicin Piperine is the active compound in white and black pepper, and capsaicin is the active compound in chili peppers. The ring struc- tures in piperine and capsaicin are shorthand notation. Each point where lines meet represents a carbon atom. a. Complete the Lewis structure for piperine and capsaicin show- ing all lone pairs of electrons. h. How many carbon atoms are sp, sp², and sp'hybridized in each molecule? c. Which hybrid orbitals are used by the nitrogen atoms in each molecule?
34. Hot and spicy foods contain molecules that stimulate pain-detecting nerve endings. Two such molecules are piperine and capsaicin: H H - CH=CH_CH=CH- H. H. H. Piperine H,CO, „CH2. CH2 NI (CH,), / CH CH CH, HO `H H `CH, Capsaicin Piperine is the active compound in white and black pepper, and capsaicin is the active compound in chili peppers. The ring struc- tures in piperine and capsaicin are shorthand notation. Each point where lines meet represents a carbon atom. a. Complete the Lewis structure for piperine and capsaicin show- ing all lone pairs of electrons. h. How many carbon atoms are sp, sp², and sp'hybridized in each molecule? c. Which hybrid orbitals are used by the nitrogen atoms in each molecule?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Question
![34. Hot and spicy foods contain molecules that stimulate pain-detecting
nerve endings. Two such molecules are piperine and capsaicin:
нн
H
H
- CH=CH_CH=CH-
H.
Ö H H
нн
H.
Piperine
H;CO.
CH &
CH
CH3
(CH,), j CH
CH,
НО
H.
Capsaicin
Piperine is the active compound in white and black pepper, and
capsaicin is the active compound in chili peppers. The ring struc-
tures in piperine and capsaicin are shorthand notation. Each point
where lines meet represents a carbon atom.
a. Complete the Lewis structure for piperine and capsaicin show-
ing all lone pairs of electrons.
b. How many carbon atoms are sp, sp², and sp' hybridized in each
molecule?
e. Which hybrid orbitals are used by the nitrogen atoms in each
molecule?
d. Give approximate values for the bond angles marked a through
I in the above structures.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F81744335-7f59-4d06-8e4e-e811dd540c0f%2F8ebb5daf-7d41-4bf5-b28e-26386984c3bd%2Fd8af25_processed.png&w=3840&q=75)
Transcribed Image Text:34. Hot and spicy foods contain molecules that stimulate pain-detecting
nerve endings. Two such molecules are piperine and capsaicin:
нн
H
H
- CH=CH_CH=CH-
H.
Ö H H
нн
H.
Piperine
H;CO.
CH &
CH
CH3
(CH,), j CH
CH,
НО
H.
Capsaicin
Piperine is the active compound in white and black pepper, and
capsaicin is the active compound in chili peppers. The ring struc-
tures in piperine and capsaicin are shorthand notation. Each point
where lines meet represents a carbon atom.
a. Complete the Lewis structure for piperine and capsaicin show-
ing all lone pairs of electrons.
b. How many carbon atoms are sp, sp², and sp' hybridized in each
molecule?
e. Which hybrid orbitals are used by the nitrogen atoms in each
molecule?
d. Give approximate values for the bond angles marked a through
I in the above structures.
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