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- Follow the directions of Question 1 for (a) OCl2 (b) PF3 (c) SbCl6- (d) ICl4-Follow the directions of Question 9 for the following species: (a) (b) Br2C—CF2 (c) H3C—NH2Which of the following is a nonpolar covalent molecule? A. NH3 B.H20 C. HCl D. CCl4 2. Which of the following has the highest boiling point? A. NaCl B. HBr C. CH3CH2CH3 D. CCl4 3. Which of the following molecules has a dipole moment? A CCH B. O2 C. NH3 D. CO2
- 11. What is the electron-domain geometry of water molecule (H2O)? a. bent b. tetrahedral c. trigonal planar d. linear 12. Write the correct Lewis dot structure for O2. Which statement correctly describes the structure of the whole molecule? a. There is a double bond and four lone pairs. b. There is a double bond and six lone pairs. c. There is a single bond and six lone pairs. d. There is a single bond, a double bond, and six lone pairs. 13. If there are four (4) electron pairs around the central atom of a molecule, these electron pairs are in a/n a. trigonal planar b. trigonal pyramidal arrangement. C. octahedral d. tetrahedral 14 The molecular geometry of the molecule NF3 is a. linear b. trigonal pyramidal c. tetrahedral d. trigonal planar 15 Which of the following species will exhibit tetrahedral molecular geometry? d. PCI5 a. CCI4 b. CO2 C. O310. Explain why the bond angles in BCl3 and NCl3 are different.Which of the following molecules is polar as a whole? O a. Co2 Ob. H20 OC. CHA d. CC
- Which of the following molecules is non-polar? KCI O A. NaCl В. Al P C. OD. F2 CaO E.Explain why water would be a gas at room temperature if it had linear rather than a bent geometry.Which of the following statements is NOT correct about a water molecule and why? A. The molecular geometry is described as "bent". B. The final Lewis Structure has two lone pairs. C. The center atom has sp2 hybridization.
- Determine whether each molecule or ion is polar or nonpolar.a. ClO3 -b. SCl2c. SCl4d. BrCl5Give the name of the molecular geometry for each of the species a.) PBr5 b.) Sl6Evaluate the molecular geometry, hybridization and polarity of a covalent molecule. Cinnamic aldehyde, C6H5CH=CHCHO, is a covalent compound. What bond makes this a polar molecule? Show the polar bond(s) if any on the structure provided below. Comment on the hybridization and geometry present in this molecule. H. H Н. H H. H.