6. Which compound is the strongest base? Justify your answer. Br HLO A. H-C-O B. CH3CH₂CH3O C. CH3CH-O

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6. Which compound is the strongest base? Justify your answer.
Br
A. HC-O B. CH³CH₂CH₂0¯¯ C. CH3CH-O
TABLE 2-2 RELATIVE STRENGTH OF SOME COMMON ORGANIC AND INORGANIC ACIDS AND THEIR CONJUGATE BASES
Acid
Conjugate Base
CI™
chloride ion
strong
acids
weak
acids
very
weak
not
acidic
stronger
weaker
НСІ
+ H₂O
hydrochloric acid
H₂O+ + H₂O
hydronium ion
HF
hydrofluoric acid
H-C-OH + H₂O
formic acid
CH₂-C-OH + H₂O
acetic acid
H-C=N:
hydrocyanic acid
+NH₂
ammonium ion
H₂O
water
+ H₂O
NH,
ammonia
CH₂
methane
+ H₂O
+ H₂O
CH₂CH₂-OH + H₂O
ethyl alcohol.
+ H₂O
+ H₂O
+ H₂O
D
H₂O+ +
H₂O +
H₂O+ +
H₂O+ +
H₂O +
H₂O +
H₂O + CH₂-C-0-
acetate ion
H₂O +
H₂O +
H₂O+ +
H₂O
water
H₂O +
F-
fluoride ion
H-C-O-
formate ion
:C=N:
cyanide ion
:NH,
ammonial
HO™
hydroxide ion
CH,CH,O"
ethoxide ion
-NH₂
amide ion
-:CH,
methyl anion
weaker
bases
stronger
bases
1 x 10²
55.6
6.8 x 10
1.7 X 10-
1.8 X 10-5
6.0 X 10-10
5.8 X 10-10
1.8 X 10-16
1.3 X 10-16
10-16
<10-50
pka
-7
-1.7
3.17
3.76
4.74
9.22
9.24
15.7
15.9
36
50
Transcribed Image Text:6. Which compound is the strongest base? Justify your answer. Br A. HC-O B. CH³CH₂CH₂0¯¯ C. CH3CH-O TABLE 2-2 RELATIVE STRENGTH OF SOME COMMON ORGANIC AND INORGANIC ACIDS AND THEIR CONJUGATE BASES Acid Conjugate Base CI™ chloride ion strong acids weak acids very weak not acidic stronger weaker НСІ + H₂O hydrochloric acid H₂O+ + H₂O hydronium ion HF hydrofluoric acid H-C-OH + H₂O formic acid CH₂-C-OH + H₂O acetic acid H-C=N: hydrocyanic acid +NH₂ ammonium ion H₂O water + H₂O NH, ammonia CH₂ methane + H₂O + H₂O CH₂CH₂-OH + H₂O ethyl alcohol. + H₂O + H₂O + H₂O D H₂O+ + H₂O + H₂O+ + H₂O+ + H₂O + H₂O + H₂O + CH₂-C-0- acetate ion H₂O + H₂O + H₂O+ + H₂O water H₂O + F- fluoride ion H-C-O- formate ion :C=N: cyanide ion :NH, ammonial HO™ hydroxide ion CH,CH,O" ethoxide ion -NH₂ amide ion -:CH, methyl anion weaker bases stronger bases 1 x 10² 55.6 6.8 x 10 1.7 X 10- 1.8 X 10-5 6.0 X 10-10 5.8 X 10-10 1.8 X 10-16 1.3 X 10-16 10-16 <10-50 pka -7 -1.7 3.17 3.76 4.74 9.22 9.24 15.7 15.9 36 50
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Please explain in detail. What are the pka values you determined to predict that this molecule is more acidic?

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