Name Date Which of the following represents a Newman projection of the C3-C4 bon
ID: 537621 • Letter: N
Question
Name Date Which of the following represents a Newman projection of the C3-C4 bond of3-bromo- 17. 4-methylhexane? (c) (a) CH2CH3 H2CH3 CH2CH3 CH2CH3 H2CHs 18. What would be the multiplic of the indicated proton in the 'H-NMR specrum? CH3 (b) 4 (c) 5 (d) 6 (a) 2 19. Which one of these is not comect about meso-compounds? (a) Each may or may not have two or more chirality centers. (b) Each must have a plane of symmetry. (c) Each must be achiral. (d) The compound and its mirror image must be superimposable.Explanation / Answer
17. answer: b
18. answer: a ( multiplicity = no of adjacent c protons + 1)
19. answer: a
20. answer: a
21. answer: d
22. answer: b
23. answer: d
24. answer: a
25. answer: d
26 answer: a ( lowest pka value, results strong acid)
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