![Question 3 [1.3 pts] What type of proton NMR signal will proton Hc give rise to? Hc Ho Question 4 [1.3 pts] What type of proton NMR signal will proton Ho give rise to?](http://img.homeworklib.com/questions/320e72e0-91ec-11ea-bb12-eb7d69be60cb.png?x-oss-process=image/resize,w_560)
Homework Answers
according to the (N+1) rule where N = neighbouring
protons
in Hc it is having the n = 6 so 6+1 = 7 septet
in Hd it is having the n = 4 so 4+1 = 5 pentet or quintet
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Question 3 [1.3 pts] What type of proton NMR signal will proton Hc give rise to?...
Question 7 [1.1 pts] What type of proton NMR signal will proton HLgive rise to? HN...
Question 7 [1.1 pts] What type of proton NMR signal will proton HLgive rise to? HN Question 8 [1.1 pts] What type of proton NMR signal will proton HM give rise to? Question 9 [1.1 pts] What type of proton NMR signal will proton HN give rise to?
Question 9 1.1 pts What type of proton NMR signal will proton Hm give rise to?...
Question 9 1.1 pts What type of proton NMR signal will proton Hm give rise to? Click here if this question's figure does not display correctly. HL HM singlet doublet triplet quartet O quintet sextet septet O octet nonet none of the above
Or none of the above What type of proton NMR signal will proton H_ give rise...
Or none of the above
What type of proton NMR signal will proton H_ give rise to? singlet doublet triplet quartet quintet sextet septet octet nonet
Question 14 Which compound below would give rise to 5 signals in the proton NMR spectrum...
Question 14 Which compound below would give rise to 5 signals in the proton NMR spectrum and 7 signals in the carbon NMR spectrum? (A || | ON None of these choices Question 15 ww Which is the base peak? 15 OO 29 44 45 100
1. [2 pts] Identify which signal on the proton NMR is produced by which proton or...
1. [2 pts] Identify which signal on the proton NMR is produced by which proton or set of protons in the molecule shown. Assign protons a-e to the signals. 3 2 PPM 0 2. [2.5 pts] Evaluate the following proton NMR and determine which compound produced the NMR. Circle the answer and indicate one reason why each of the other answers must be wrong. Be specific in your reasons PPM Br Br Br Br Br CH3
1H-NMR Identify every signal; chemical shift, what is it due to( i.e what type of proton,...
1H-NMR
Identify every signal; chemical shift, what is it due to( i.e
what type of proton, aromatic, aldehydic, O-H, N-H, vinyl etc.) and
how many protons does it represent.
manis/Downloads/Image_004.pdf 'H NMR spectrum (CDC1, 500 MHz) 6H S 6H 5 solvent 13C NMR spectrum (CDC1z, 125 MHz) 23.8.9 tv MacBook Pro C C Search or type URL + $ 4 2 3 % 5 & 7 ) * 6 9 0 W E D T y
Question 8 [1.1 pts] Which one of the following statements is correct Но Hc O Proton...
Question 8 [1.1 pts] Which one of the following statements is correct Но Hc O Proton Hc is more shielded than proton Ho O Proton Hc is less shielded than proton Ho None of the above Question 9 [1.1 pts] Which one of the following statements is correct? Но HE O Q O The Beffective sensed by proton Ho is smaller than the Beffective sensed by proton HE The Beffective sensed by proton Ho is larger than the Beffective sensed...
Question 3 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum...
Question 3 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound C? CH3 CI CH3 CI Compound C Compound D Compound E Question 4 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound D? Question 5 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound E?
V-3. (4 pts) In H-NMR spectra, the integration of the area under a signal a. indicates...
V-3. (4 pts) In H-NMR spectra, the integration of the area under a signal a. indicates the number of protons causing that signa. b. indicates the number of neighboring protons which the proton causing that signal has. c. indicates the number of protons attached to the carbon atom causing that signal. d. is meaningless because 1°C atoms are too rare to give integration data.
Question 8 4 pts What types of splitting patterns would you expect in the proton NMR...
Question 8 4 pts What types of splitting patterns would you expect in the proton NMR spectrum of the molecule shown below? Mark all that apply. es doublet singlet A triplet с quartet D sextet E B ОА OB Ос OD ОЕ Question 9 4 pts Which compound corresponds to the H NMR spectrum below? (Integral values are indicated above/beside signals.) 3 3 2 1 0 2 PPM FO 6 ho La А B с D E OB o D...
Question 7 [1.1 pts] What type of proton NMR signal will proton HLgive rise to? HN Question 8 [1.1 pts] What type of proton NMR signal will proton HM give rise to? Question 9 [1.1 pts] What type of proton NMR signal will proton HN give rise to?
Question 9 1.1 pts What type of proton NMR signal will proton Hm give rise to? Click here if this question's figure does not display correctly. HL HM singlet doublet triplet quartet O quintet sextet septet O octet nonet none of the above
Or none of the above
What type of proton NMR signal will proton H_ give rise to? singlet doublet triplet quartet quintet sextet septet octet nonet
Question 14 Which compound below would give rise to 5 signals in the proton NMR spectrum and 7 signals in the carbon NMR spectrum? (A || | ON None of these choices Question 15 ww Which is the base peak? 15 OO 29 44 45 100
1. [2 pts] Identify which signal on the proton NMR is produced by which proton or set of protons in the molecule shown. Assign protons a-e to the signals. 3 2 PPM 0 2. [2.5 pts] Evaluate the following proton NMR and determine which compound produced the NMR. Circle the answer and indicate one reason why each of the other answers must be wrong. Be specific in your reasons PPM Br Br Br Br Br CH3
1H-NMR
Identify every signal; chemical shift, what is it due to( i.e
what type of proton, aromatic, aldehydic, O-H, N-H, vinyl etc.) and
how many protons does it represent.
manis/Downloads/Image_004.pdf 'H NMR spectrum (CDC1, 500 MHz) 6H S 6H 5 solvent 13C NMR spectrum (CDC1z, 125 MHz) 23.8.9 tv MacBook Pro C C Search or type URL + $ 4 2 3 % 5 & 7 ) * 6 9 0 W E D T y
Question 8 [1.1 pts] Which one of the following statements is correct Но Hc O Proton Hc is more shielded than proton Ho O Proton Hc is less shielded than proton Ho None of the above Question 9 [1.1 pts] Which one of the following statements is correct? Но HE O Q O The Beffective sensed by proton Ho is smaller than the Beffective sensed by proton HE The Beffective sensed by proton Ho is larger than the Beffective sensed...
Question 3 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound C? CH3 CI CH3 CI Compound C Compound D Compound E Question 4 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound D? Question 5 [1.4 pts] How many unique signals will be exhibited in the proton NMR spectrum of compound E?
V-3. (4 pts) In H-NMR spectra, the integration of the area under a signal a. indicates the number of protons causing that signa. b. indicates the number of neighboring protons which the proton causing that signal has. c. indicates the number of protons attached to the carbon atom causing that signal. d. is meaningless because 1°C atoms are too rare to give integration data.
Question 8 4 pts What types of splitting patterns would you expect in the proton NMR spectrum of the molecule shown below? Mark all that apply. es doublet singlet A triplet с quartet D sextet E B ОА OB Ос OD ОЕ Question 9 4 pts Which compound corresponds to the H NMR spectrum below? (Integral values are indicated above/beside signals.) 3 3 2 1 0 2 PPM FO 6 ho La А B с D E OB o D...
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