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What compound(s) exhibits three signals in 1H NMR spectrum? A) BrCH2CH2CH2Br B) BrCH2CH2CH2C1 C) (CH3)2CHCH(CH3)2 D)...
How many signals would you expect in the 1H NMR spectrum of (CH3)2CHCH2CH2CH3? 20. How many signals would you expect in the 1H NMR spectrum of (CH32CHCH2CH2CH3? A) 1 OB) 2 C) 3 D) 4 OE) 5 19. which compound has the H NMR shown below? 0 10 9 8 7 ppm O A) o B) o c) o D) O E)
How many signals would you expect in the 1H NMR spectrum of the compound below (assume no signals overlap)? O 1 O2 3 4 O 5 What ratio of integral values would be expected for the peaks in the proton NMR spectrum of the compound shown below? O A 2:2:3 O B. 3:2:2:3 OC. 2:3 O D. 3:1:1 O E 3:4:3
18) How many signals would you expect to see in the 1H NMR spectrum of the following compound? 18) NI CH3CH2CH2CCH3 A) 6 B) 4 C)2 D) 5 E) 3 3 19) What splitting pattern is observed in the 1H NMR spectrum for the indicated hydrogens? OCH CH3 19) - D) quartet E) septet A) singlet B) doublet C) triplet 20) Which of the following alcohols dehydrates most rapidly? 1 -OH IV. CH3- 20) CH3- II. CH3 OH Cox HO...
32) How many signals would you expect to see in the 1H NMR spectrum of the following compound? CCH3 CH3 A) 6 B) 3 C) 5 D) 4 E) 2
19) How many signals would you expect to see in the 1H NMR spectrum of the following compound? ÖCH CH3 A) 5 B) 4 C) 3 D) 6 E) 2
Which compound matches the following 1H NMR spectrum? singlet 3H singlet 3H PPM A. B. i. C D. ОН H Ос B OD ОА
The broadband proton-decoupled 13C NMR spectrum of a hexyl chloride exhibits six signals. Which of these structures could be the correct one for the compound? The broadband proton-decoupled 13c NMR spectrum of a hexyl chloride exhibits six signals. Which of these structures could be the correct one for the compound? Note diastereotopic groups are possible CH3 CH3CCH2CH2CI CH3 CH3 CHACHCHCH2CH3 CH3 CH3CCHCH3 CI CH3CH2CCH20% CH3 O CH3 CH3 CH3C-CHCH3
The 1H-NMR spectrum of 1-bromopropane shows three signals and the 1H-NMR spectrum of 2-bromopropane shows two signals. Draw these two molecules and determine the relative integrals of each signal.
What types of splitting patterns would you expect in the proton NMR spectrum of the molecule shown below? Mark all that apply. singlet А doublet B triplet с quartet D sextet E ОА OB Ос Dם О Е D Question 9 4 pts Which compound corresponds to the 'H NMR spectrum below? (Integral values are indicated above/beside signals.) ОА Ос OE
How many 1H-NMR signals would be in the spectrum for the following compound? Diastereotopic hydrogens would produce different signals. What is the splitting pattern for Ha in the following structure? Which of the following methyl group will have the furthest upfield chemical shift? How many 'H-NMR signals would be in the spectrum for the following compound? Diastereotopic hydrogens would produce different signals. (R)-2-iodo-pentane a. 5 b. 6 c. 7 d. 4 What is the splitting pattern for Ha in the...