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Question 1 6 pts Here is the Lewis structure for NH3: H H N H What is the molecular geometry of this molecule [ Select ] tetrahedral trigonal planar What are the ideal bond angles in this molecule? T-shaped bent trigonal pyramidal Consider a H-N-H angle in this molecule. Is this angle less than, equal to, or greater than, the ideal bond angle? [ Select ] Question 1 6 pts Here is the Lewis structure for NH3: H N H What is the molecular geometry of this molecule? [ Select ] v What are the ideal bond angles in this molecule [ Select ] 90 degrees 180 degrees Consider a H-N-H angle in this molecule. Is this 109.5 degrees ater than, the ideal bond angle? [ Select ] 120 degrees Question 1 6 pts Here is the Lewis structure for NH3: H H N H What is the molecular geometry of this molecule? [ Select ] v What are the ideal bond angles in this molecule? [ Select ] Consider a H-N-H angle in this molecule. Is this angle less than, equal to, or greater than, the ideal bond angle [ Select ] less than equal to greater than Question 2 6 pts Here is the Lewis structure for CIF3: F What is the molecular geometry of this molecule [ Select ] trigonal pyramidal trigonal bipyrimidal What are the ideal bond angles in this molecule? trigonal planar T-shaped Consider a F-CI-F angle in this molecule. Is this angle less than, equal to, or greater than, the ideal bond angle? [ Select ] Question 2 6 pts Here is the Lewis structure for CIF3: CI What is the molecular geometry of this molecule? [ Select ] What are the ideal bond angles in this molecule [ Select 1 109.5 90 Consider a F-CI-F angle in this molecule. Is this 180 iter than, the ideal 120 bond angle? [ Select ] Question 2 6 pts Here is the Lewis structure for CIF3: What is the molecular geometry of this molecule? [ Select ] V What are the ideal bond angles in this molecule? [ Select ] V Consider a F-CI-F angle in this molecule. Is this angle less than, equal to, or greater than, the ideal bond angle Select ] less than greater than equal to Question 3 8 pts Below is a skeleton structure of a molecule (not showing all the electrons, but only showing the connectivity of the atoms). O H - O* C C O a. Complete the electron dot structure of this molecule in your shown work. b. What is the molecular shape around the O with an * (O*)? C. What is the ideal bond angle around the O with an * (O*)? d. What is the molecular shape around the C with an * (C*)? e. What is the ideal bond angle around the C with an * (C*)? Question 4 2.5 pts Which of the following would be expected to have sp2 hybridization on atom A? . : X : :E: . . . . . . E : X : X . . . I II III IV I and III II O I and IV I, II, and III II and III Question 5 2.5 pts Which orbital hybridization is associated with a tetrahedral charge cloud arrangement? sp³ sp sp³d² sp³d sp² Question 6 2.5 pts When a carbon atom has sp³ hybridization, it has. 2 sigma bonds and 2 pi bonds. 3 sigma bonds and 1 pi bond. 1 sigma bond and 3 pi bonds. 4 pi bonds. 4 sigma bonds. Question 7 2.5 pts A double bond is generally composed of. two sigma bonds. a sigma bond and a pi bond. two pi bonds. Question 8 10 pts For the questions below, refer to the following electron dot structure: H-G=G=C3-H H a. How many sigma bonds are in this molecule [ Select ] 2 8 b. How many pi bonds are in this molecule? 6 4 C. What orbitals are overlapping to form the bond between C1 and the H marked with an * (H*)? [ Select ] d. What orbitals on C2 are forming bonds? [ Select ] e. How many sp² hybrid orbitals are there in the entire molecule? [ Select ] V Question 8 10 pts For the questions below, refer to the following electron dot structure: G=C==C3-H H a. How many sigma bonds are in this molecule? [ Select ] v b. How many pi bonds are in this molecule [ Select ] 8 4 c. What orbitals are overlapping to form tl 2 harked with an * (H*)? 6 [ Select ] d. What orbitals on C2 are forming bonds? [ Select ] e. How many sp² hybrid orbitals are there in the entire molecule? [ Select ] Question 8 10 pts For the questions below, refer to the following electron dot structure: H a. How many sigma bonds are in this molecule? [ Select ] V b. How many pi bonds are in this molecule? [ Select ] c. What orbitals are overlapping to form the bond between C1 and the H marked with an * (H*)? [ Select a sp2 hybrid orbital from C1 and a sp orbital from H* a sp3 hybrid orbital from C1 and a 1s orbtial from H* a sp2 hybrid orbital from C1 and a 1s orbital from H* a sp3 hybrid orbital from C1 and a sp orbital from H* e. How many sp² hybrid orbitals are there in the entire molecule? [ Select ] V Question 8 10 pts For the questions below, refer to the following electron dot structure: -G=C=C-H H a. How many sigma bonds are in this molecule? [ Select ] V b. How many pi bonds are in this molecule? [ Select ] c. What orbitals are overlapping to form the bond between C1 and the H marked with an * (H*)? [ Select ] d. What orbitals on C2 are forming bonds [ Select ] two sp orbitals and two p orbitals two sp orbitals and four p orbitals e. How many sp² hybrid orbitals are there four sp3 orbitals V two sp3 orbitals and four p orbitals Question 8 10 pts For the questions below, refer to the following electron dot structure: H a. How many sigma bonds are in this molecule? [ Select) v b. How many pi bonds are in this molecule? [ Select ] v c. What orbitals are overlapping to form the bond between C1 and the H marked with an * (H*)? [ Select ] d. What orbitals on C2 are forming bonds? [ Select ] v e. How many sp² hybrid orbitals are there in the entire molecule [ Select ] 6 8 4 12

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