10. Use the dash-wedge method to draw the 3-D structure of ammonia. a) What is the name of this type of structure? Trigonal Pyramidel b) What is the hybridization state of the N? S 11. Label all the nitrogens as 1°, 2°, or 3° then place the following labels on the molecules: (Aromatic or Nonaromatic) and (Amine or Amide). 2 Amine Aromatic CH₂CH3 N-CH₂CH3 Amide nanaromatic More acidic hydrogens are present in pyrrole. Amine Nonoramatic NH₂ Amide nonaromatic N NH₂ abs Amine Aromatic NH Aminc nonaromatic H N -NH 12. Which of the following aromatic compounds (pyridine or pyrrole) is more basic? Explain. (Hint-think about the hybridization of each atom) Amine Non-aromatic Amine Nonaromatic

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661
10. Use the dash-wedge method to draw the 3-D structure of ammonia.
a) What is the name of this type of structure? Trigonal Pyramidel
b) What is the hybridization state of the N? S
२०
11. Label all the nitrogens as 1º, 2º, or 3° then place the following labels on the molecules:
(Aromatic or Nonaromatic) and (Amine or Amide).
Aminc
Aromatic
2⁰
030
Amide
nonaromatic
N
H-N-H
Z-H
More acidic hydrogens
are present in pyrrole.
00
H-N-H
CH3
10
Model 3: Amine Alkylation
H
N.
CH₂CH3
CH₂2CH3
H-N-CH3 Br-CH3
BJ
CH3
Br-CH3
Br-CH3
nonaromatic
fast
RXN 1A
faster
RXN 2A
fastest
Amine
Nonoromatic
RXN 3A
NH₂
12. Which of the following aromatic compounds (pyridine or pyrrole) is more basic?
Explain. (Hint-think about the hybridization of each atom)
N
+!
H-N-H
CH3
-Z-H
H
(+)ī
H-N-CH₂
CH3
2⁰
NH₂
30
I
I-Z:
Aminc
nonaromatic
H
IZ
H
N
H-N-H
30
Amine
Aromatic
H-N-H
CH3
0
H
+i
H3C-N-CH, H-N-CH3
CH3
CH3
O
NH
N.
RXN 1B
RXN 2B
4\\\\
RXN 3B
२०
ភ
H-N-H
1
CH3
-H
NH
Amine
Non-aromatic
bb b
po
IZ
Amine
Nonaromatic
+i
H-N-H
I-Z-H
H3C-N-CH3
CH3
3º
H
H-N-CH3 H-N-H
I
CH3
CH3
O
0°
H
H-N-CH3
CH3
Br
Br
Br
Transcribed Image Text:661 10. Use the dash-wedge method to draw the 3-D structure of ammonia. a) What is the name of this type of structure? Trigonal Pyramidel b) What is the hybridization state of the N? S २० 11. Label all the nitrogens as 1º, 2º, or 3° then place the following labels on the molecules: (Aromatic or Nonaromatic) and (Amine or Amide). Aminc Aromatic 2⁰ 030 Amide nonaromatic N H-N-H Z-H More acidic hydrogens are present in pyrrole. 00 H-N-H CH3 10 Model 3: Amine Alkylation H N. CH₂CH3 CH₂2CH3 H-N-CH3 Br-CH3 BJ CH3 Br-CH3 Br-CH3 nonaromatic fast RXN 1A faster RXN 2A fastest Amine Nonoromatic RXN 3A NH₂ 12. Which of the following aromatic compounds (pyridine or pyrrole) is more basic? Explain. (Hint-think about the hybridization of each atom) N +! H-N-H CH3 -Z-H H (+)ī H-N-CH₂ CH3 2⁰ NH₂ 30 I I-Z: Aminc nonaromatic H IZ H N H-N-H 30 Amine Aromatic H-N-H CH3 0 H +i H3C-N-CH, H-N-CH3 CH3 CH3 O NH N. RXN 1B RXN 2B 4\\\\ RXN 3B २० ភ H-N-H 1 CH3 -H NH Amine Non-aromatic bb b po IZ Amine Nonaromatic +i H-N-H I-Z-H H3C-N-CH3 CH3 3º H H-N-CH3 H-N-H I CH3 CH3 O 0° H H-N-CH3 CH3 Br Br Br
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