Question #1 (10 marks) Determine the point groups for the following molecules (1 mark each): Ci (c) (b) (a) H H B-N (i)...
Assign the following molecules to point groups Need a-d M.... a+b+c CI 2 8- Mall - 111111 Milli a#b - N
Identify the true and false statements about molecules A and B. HH:0: H H H-N C -C- H-C-NH HH molecule A molecule B False Answer Bank Molecules A and I will attract each other. Two molecules of A will attract each other Two molecules of B will attract each other The positive part of A will attract the positive puro
For each pair of molecules, which is more acidic, A or B. O. CI CI 2 ОН OH OH OH OH CI CI CI CI OH A B A B А B A blank 1 blank 2 blank 3 blank 4 O ON ON 0 H-NH HEN-H i OH OH OH OH OH A ON B B A B A 8 blank 5 blank 6 blank 7 blank 8 HyC OM of those in 0,2-3-N, OH blank 9 blank 10...
Which of the following molecules is/are chiral? H СС 1- C- F H-C-F CI Select one: O a. II and III O o o o b. ll only c . I and II d . Ill only e. I only
Determine whether the following molecules are idenitical, constitutional isomers, enantiomers, or diastereomers. Problem 1: Continued. n OH OH OH CI Cl C V. AA OH OH aa. bb. Et H H. H- Me Me ee. CH3 CH3 H CI CItH H H dd. HH CH3 CH3 ff
29 Give the configurations, respectively, of the following two molecules. CH HO H and CI A. B. C. R and R R and S S and S D. S and R 30 Give the configurations, reypectively, of the folowing two molecules H CH CHy A. B. C. R and R R and S Sand S D. S and R Which one of the following groups has the highest rank as assigned by the Cahn- Ingold-Prelog system for stereogenic (chiral) carbons?...
(2+2+2+1+2+1 = 10 marks) Question 5 Question 5 Continued The following spectroscopy questions relate to the two molecules below, butan-1-ol and butanal In the C NMR spectrum for each molecule, how many signals would you expect to see? d) OH (2marks Butan-1-ol Butanal: a) Describe how infrared spectroscopy might be used to distinguish between butan-1-ol and butanal (2 marks i) Based on your answer to i) determine whether the 1C NMR spectrum below corresponds to butan 1-ol or butanal b)...
+ H-0-0-H Η Η H-0-C-C-0-H Η Η Τ (b) Η - " CEC H + H-CENT} των H-C-C-C=N Exercises 333 (c) 201-N- C ot N =N + 3C1-C1 w ese 8.70 Using Table 8.3. estimate AH for the falla 8.69 Using Table 8.3, estimate AH for each of the following gas-phase reactions (note that lone pairs on atoms are not shown): 8.69 Using Table 8.3, estimate AH for each of the following gas-phase reactions (note that lone pairs on atoms...
what are the following organic compounds: NH2 Br Br B O CI We were unable to transcribe this imageWe were unable to transcribe this image'N f) Label each of the molecules as E or Z: (2 marks) Br g) Label each of the molecules as E or Z: (2 marks) ОН НО h) Indicate if each of the following molecules have Ror S chirality: COOH нін NH2 H3C i) Indicate if each of the following molecules have Ror Schirality= Br...
1. [5 marks Show the following hold using the definition of Big Oh: a) 2 mark 1729 is O(1) b) 3 marks 2n2-4n -3 is O(n2) 2. [3 marks] Using the definition of Big-Oh, prove that 2n2(n 1) is not O(n2) 3. 6 marks Let f(n),g(n), h(n) be complexity functions. Using the definition of Big-Oh, prove the following two claims a) 3 marks Let k be a positive real constant and f(n) is O(g(n)), then k f(n) is O(g(n)) b)...