79. Which of the m/z values correspond to the molecular ion for the following compound? OH...
3/26/2020 Name! 1. Which of the m/z values correspond to the molecular ion for the following compound? a. 18 b. 82 C 102 d. 103 2. Which of the m/z values correspond to the molecular ion peak in the following mass spectrum? 100- Intensity miz a. 45 c. d. 29 15 3. Which of the following will produce an M** and an (M+2)** of the same intensity? a. Nitrogen b. Chlorine c. Bromine d. lodine 4. Which of the following...
Circle the molecular ion peak for the following MS spectrum and the m/z value for the molecular ion is _____________ 4. Circle the molecular ion peak for the following MS spectrum and the m/z value for the molecular ion is 42 pt) 100 80- 60- ? 40- 20- 10 20 30 40 50 m z
15. The mass spectrum of a compound appears below. The molecular ion, M+1, and M+2 peaks have intensities of 100, 6.8, and 31.8 respectively. Use the information provided to determine the formula of the compound 100 MS-NW-5495 80 60 40 20 шшшl 110 10 20 30 40 50 60 70 80 90 100 m/z Relative Intensity 15. The mass spectrum of a compound appears below. The molecular ion, M+1, and M+2 peaks have intensities of 100, 6.8, and 31.8 respectively....
Which of the following m/z fragments will be the molecular ion peak of the analyte pictured below? 85 176 91 43
Which of the following statements is (are) true about a compound that has a molecular ion in its mass spectrum at mass 94, and shows prominent peaks in its IR spectrum at 3600-3200 and 1600 cm? The compound has a molecular weight of 94. The compound contains aO group ad sp hybridized C-H bonds. The compound contains an OH group and sp2 hybridized C-H bonds. Both (The compound has a molecular weight of 94) and (The compound contains a COgroup...
a) Describe the difference between the base peak and the parent ion (or molecular ion) peak. b) Identify the base peak and the parent ion (or molecular ion) peak (if any) according to the mass spectrum. c) Identify the mass fragments which correspond to m/z = 77, 105, 111, and 139. d) Identify and give explanations for the magnitude (or intensity) of the peaks at m/z = 113, 141, and 218. Mass Spectrum ofp-C hlorobenzophenone 105 100 80 139 CI...
37. An alcohol has a molecular ion peak at m/z 102. What is a reasonable formula for the alcohol? (a) C3H 100, (c) C,HO b) CH2 (d) C,H,O 38. How many hydrogen atoms are on the indicated carbon? (a) nonc (b) one (c) two (d) three
I am not understanding this assignment at all. Any assistance is very much appreciated. Mass Spectrum: Molecular Ion m/z value and structure of the Molecular Ion. Base Peak m/z value and structure of that ion One other significant peak m/z value and structure of that ion C13 NMR Spectrum-- Draw Structure of Compound on the C13 NMR spectrum and identify each signal with the appropriate Carbon. Proton NMR Spectrum-- Draw Structure of Compound on the Proton NMR spectrum and identify...
If a non-cyclic alkane shows a molecular ion peak at m/z 3.80 × 102, what is the chemical formula?
The mass spectrum of compound A shows molecular ion peak at m/z 88. The IR spectrum of this compound has a broad peak between 3200 and 3550 cm-1. The 1H NMR spectrum of A shows the following peaks: a triplet at d 0.9, a singlet at d 1.1, one more singlet at d 1.15, and a quartet at d 1.6. The area ratio of these peaks is 3:6:1:2. The 13C NMR contains 4 signals. In the space below, propose a...