1. Draw the missing lone-pair electrons and assign the missing formal charge on N or O for the following: (12 pts) H a. H-C-O-H H H T b. H-C-O-H H H c. H-C-O d. H-C-N-H H H H H H
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- What is the correct Lewis structure for acetaldehyde, an aldehyde which has the molecular formula CH,O? H :0 :0 H- H :0: H :0: H -č: FC-H H- -H H- -C-H H- C -ċ-H H- H H H a b d e a. Ob. Oc. Od. Oe.add formal charge where appropriate. can you also help me with the calculations? ThanksDetermine the relationship between Structure A and Structure B in each row of the table. Structure A Structure B Relationship O isomers H H H H Н-С— -C-NEN: N=N= C-C- H O resonance structures H. H O neither :z:
- Specify the formal charge at each of the labeled atoms, a - c, in each of the following structures. 1. 2. H3C-N=N=N: a b C H. I H- H H II ANICE H-C a H-C H H H C-H H b Cc HH H C-H H a. a. > > b. b. +2 FOT? +1 -1 -2 C. C.10. Fill in the the starting compound and reagents needed to synthesize the indicated compound in a single reaction. Your starting compound must not contain a sulfur atom. (3 pts.) starting compound יייית 11. Provide the hybridization of the atoms indicated in the structure below (3 pts.) F F -F HO N. 12. Provide the formal charge of the atoms indicated in the structure below. If no formal charge is prese 66 indicate a "0" charge. (3 pts.) ہے 0: : 0 N ورد -7-Consider the conformers of 1-chloropropane, H3C CI H. H. CH3 H. CH3 .CI H3C H H3C H H. H. H. H H CI H. H. CI CI H. H. CAR TAR BAR FAR JAR 1. Which is the most stable confbrmer? Answer: 2. Which is the Gauche confomer? Answer: 3. Which conformer has the same energy with JAR. Answer: 4. Which conformer has a 0° dihedral angle between C-CH3 and C-CI bonds? Answer:
- 2. The two reactions below are missing curved arrows, lone pairs, and formal charges. Please add the curved arrows for the forward reaction and add any necessary lone pairs and formal charges. (5-points) SH OH > OH FnF F-B-F4. Designate R or S of the followings. Br C3H7 COOH C-H b) HS H CC2H5 с) Hас— он a) H a CHO a CH3 H. g) HO ČH3 e) OH f) b. H- -CI Br- -H :) ČH3 H- -CI OHAa.58.
- NiteshXOVW3_VV u-IgNslkr7j8P3jH-liJQOWQJvqYPWI Determine the relationship between Structure A and Structure B in each row of the table. Structure A Structure B Relationship o isomers H. :0: H H D-H H-C=C-C-C-H H-C= C-C= C-H O resonance structures H. H H O neither o isomers :S-c=N: :NEC-S: O resonance structures o neither o isomers H-N-C=N: O resonance structures H. H-C= O neither 75°F DELLMatch the structure to the formal charges on the molecules. < Nitrogen (-1) Oxygen (+1) Nitrogen (+1) Oxygen (+1) Nitrogen (-1) Oxygen (-1) Nitrogen (+1) Oxygen (-1) 1. H3C-CN- 2. 3. 4. H₂C H H₂C NH N :N-C=C- —ö: