1) Provide the two best resonance structures of the molecule shown below. a) оснз b) он
4. Consider the molecule BF3. Two possible resonance structures are shown below. :: a) Use curved arrows to show electron movement. b) Assign formal charges to each resonance contributor. c) Are both structures equally contributing to the resonance hybrid? Which is the better structure and why?
please provide all THREE significant resonance structures for the molecule shown.
2. The molecule N2O4 has two resonance structures. a. Complete the two skeleton resonance structures for this molecule below. O- N-N- O 0-N=N-0 0 0 0 0 b. What are the N-O bond order(s)?
1. There are four resonance structures for the N2O4 molecule. (1) Draw all the resonance structures using the skeletal structure shown below; (2) Calculate the formal charges of each atom in the molecule; (3) What is the average N-O bond order? (Please refer to example 8.10 in your book for guidance.)
1) Provide all possible resonance structures for all the enolates shown below
Provide all of the possible resonance structures for the below shown enolates.
2. Draw resonance structures for the two compounds shown below. There are four and three resonance structures for A and B, respectively. However, one of the resonance structures for A is difficult to get. Please try!
10. Draw the resonance structures of the following molecule. (6 points) 11. For the molecule shown below, answer the following questions. The num to identify individual atoms (8 noints)
Please provide explainations for your answers. Thanks! 1. Draw 3 contributing resonance structures of the molecule shown. OCH H2N OCH3 A B Which structure do you suppose contributes most? Why? 2. Provide the IUPAC name for the molecule shown below. Br IUPAC name: Ph 3. Draw the 6 Newman projections for the molecule shown, looking down the C(2)-C(3) bond. Circle the Newman projection that you think would be most stable. Use the table of gauche interactions to determine your answer...
(2) Determine the relationship between the two structures shown below. (a)Are they resonance structures or are they constitutional isomers of each other? (b) what is the hybridization and geometry of the arrow-pointed atoms in the first structure (A) and show the direction of the molecular dipole. NO₂ a (A)