Structure 3.2.9—Infrared (IR) spectra can be used to identify the type of bond present in a molecule. Interpret the functional group region of an IR spectrum, using a table of characteristic frequencies (wavenumber/cm–1).
Description
[N/A]Directly related questions
-
19M.1A.HL.TZ1.40:
Which can be identified using infrared (IR) spectroscopy?
A. functional groups
B. molar mass
C. 3-D configuration
D. bond angle
-
19M.1A.HL.TZ1.40:
Which can be identified using infrared (IR) spectroscopy?
A. functional groups
B. molar mass
C. 3-D configuration
D. bond angle
-
19M.1A.HL.TZ1.40:
Which can be identified using infrared (IR) spectroscopy?
A. functional groups
B. molar mass
C. 3-D configuration
D. bond angle
-
19M.1A.HL.TZ1.40:
Which can be identified using infrared (IR) spectroscopy?
A. functional groups
B. molar mass
C. 3-D configuration
D. bond angle
-
19M.1A.HL.TZ2.39:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.39:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.39:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.39:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.30:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.30:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.30:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.1A.HL.TZ2.30:
What can be deduced from the infrared (IR) spectrum of a compound?
A. Number of hydrogens
B. Number of hydrogen environments
C. Bonds present
D. Molar mass
-
19M.2.HL.TZ2.27b:
Alcohol levels in the breath can also be determined using IR spectroscopy.
Suggest, giving a reason, which bond’s absorbance is most useful for detecting ethanol in breath.
Bond:
Reason:
-
19M.2.HL.TZ2.b:
Alcohol levels in the breath can also be determined using IR spectroscopy.
Suggest, giving a reason, which bond’s absorbance is most useful for detecting ethanol in breath.
Bond:
Reason:
-
19M.2.HL.TZ2.27b:
Alcohol levels in the breath can also be determined using IR spectroscopy.
Suggest, giving a reason, which bond’s absorbance is most useful for detecting ethanol in breath.
Bond:
Reason:
-
19M.2.HL.TZ2.b:
Alcohol levels in the breath can also be determined using IR spectroscopy.
Suggest, giving a reason, which bond’s absorbance is most useful for detecting ethanol in breath.
Bond:
Reason:
-
19M.2.HL.TZ1.14:
Aspirin can be obtained from salicylic acid.
Unreacted salicylic acid may be present as an impurity in aspirin and can be detected in the infrared (IR) spectrum.
Name the functional group and identify the absorption band that differentiates salicylic acid from aspirin. Use section 26 of the data booklet.
Name:
Absorption band:
-
19M.2.HL.TZ1.14:
Aspirin can be obtained from salicylic acid.
Unreacted salicylic acid may be present as an impurity in aspirin and can be detected in the infrared (IR) spectrum.
Name the functional group and identify the absorption band that differentiates salicylic acid from aspirin. Use section 26 of the data booklet.
Name:
Absorption band:
-
20N.2.HL.TZ0.15e:
Explain how IR spectroscopy can be used to distinguish aspirin from salicylic acid.
-
20N.2.HL.TZ0.e:
Explain how IR spectroscopy can be used to distinguish aspirin from salicylic acid.
-
20N.2.HL.TZ0.15e:
Explain how IR spectroscopy can be used to distinguish aspirin from salicylic acid.
-
20N.2.HL.TZ0.e:
Explain how IR spectroscopy can be used to distinguish aspirin from salicylic acid.
-
21M.1A.HL.TZ2.28:
Which spectra would show the difference between propan-2-ol, CH3CH(OH)CH3, and propanal, CH3CH2CHO?
I. mass
II. infrared
III. 1H NMRA. I and II only
B. I and III only
C. II and III only
D. I, II and III
-
21M.1A.HL.TZ2.28:
Which spectra would show the difference between propan-2-ol, CH3CH(OH)CH3, and propanal, CH3CH2CHO?
I. mass
II. infrared
III. 1H NMRA. I and II only
B. I and III only
C. II and III only
D. I, II and III