Shared Flashcard Set

Details

Functional Groups, PKA and IR Spectra
Functional Groups, PKA and IR Spectra
55
Chemistry
Undergraduate 1
04/17/2011

Additional Chemistry Flashcards

 


 

Cards

Term
HI
Definition

Hydroiodic acid (Hydrogen Iodide):

 

[image]

 

pKa: -10

 

 

Term
HCl
Definition

Hydrochloric Acid:

 

pKa: -8

Term
Benzene sulfonic acid
Definition
[image] pKa: -6.5
Term
Sulfuric Acid
Definition
[image] pKa: -3
Term
Hydronium Ion
Definition

H+

 

pKa: -1.7

Term
HF
Definition

Hydrofluoric Acid

 

pKA: 3.2

Term
H2S
Definition

Hydrogen Sulfide

 

pKa: 7

Term
HCN
Definition

Hydrogen cyanide

 

[image] Nitrile functional group

PKA: 9.3

Term
methanethiol
Definition

CH3SH

 

pKa: 10.3

Term
menthanol
Definition

CH3

pKa: 16

Term
Ammonia
Definition

NH3

 

pKa: 36

Term
alkene
Definition

carbon-carbon double bond

 

one degree of unsaturation

 

pKa: ~ 43

Term
HBr
Definition

Hydrobromic Acid

 

pKa: -9

Term
Conjugate acid of acetic acid
Definition

[image]

 

 

pKa: -6

Term
Conjugate acid of dimethyl ether
Definition
pKa: -3.5
Term
Conjugate acid of ethanol
Definition
pKa: -2.4
Term
HNO3
Definition

Nitric Acid

 

pKa: -1.5

Term
NH4+
Definition

Ammonium ion

 

pKa 9.3

Term
phenol
Definition
[image] pKa: 10
Term
pKa of water
Definition
15.7
Term
Alkyne
Definition

[image]

pKa: 25

 

2 degrees of unsaturation

Term
hydrogen gas
Definition
pka: 40
Term
alkane
Definition

pka: ~ 60

 

 

Term
OH group
Definition

Carboxyl group

 

Alcohol

Term
Amine
Definition
[image]
Term
Structure of ether functional group
Definition
[image]
Term
Thiol
Definition
[image]
Term
Sulfide
Definition
[image]
Term
Aryl
Definition
Term
Phenol
Definition
[image]
Term
Epoxide
Definition
[image]
Term
Aldehyde
Definition
[image]
Term
Ketone
Definition
[image]
Term
Carboxylic Acid
Definition
[image]
Term
Ester
Definition
[image]
Term
Acid chloride
Definition
[image]
Term
Anhydride
Definition
[image]
Term
Amide
Definition
[image]
Term
thioester
Definition
[image]
Term
Nitrile
Definition
[image]
Term
Peroxide
Definition
[image]
Term
peracid
Definition
[image]
Term
What is the method for determining the structure from an IR?
Definition
determine the functional groups
Term
what is the fingerprint region?
Definition
0-1500
Term

Where do we find a carbonyl?

[image]

Definition
1600-1800 cm-1
Term
Where will you find an sp2-H bond?
Definition

an alkene or a beneze:

[image]3100

Term
What is an sp-H bond and where will you find it?
Definition

An alkyne

 

3200-3300

 

Term
What is an sp3-H bond and where will you find it?
Definition

An alkane

3000-3100

 

Term
Where is an OH group located?
Definition
3300-3500
Term
Where is an NH group located?
Definition
3300-3500
Term
How do you determine the difference between an OH group and an NH group?
Definition

Both are found in 3300-3500

 

The OH is broad and smoothly curved; the NH is jagged

Term
What is the Index of Hydrogen Deficiency?
Definition
1/2{([2 x #C] - [#H + #X]) - #N +2}
Term
What is the degree of unsaturation for a benzene ring?
Definition
1
Term
What is the degree of unsaturation for an alkene
Definition

C=C

1 degree of unsaturation

CnH2n

Term
What is the degree of unsaturation for an alkyne?
Definition

2 degrees of unsaturation

 

CnH2n-n

Supporting users have an ad free experience!