Which of the following molecules are active in IR spectroscopy? O a. H₂ and CO O b. CO and O₂ O c. HCI and CO O d. e. O₂ and H. O₂ and HCI

Which of the following molecules is least acidic? A OE O B O O C A B C D E

Choose the group that matches the following description: reacts with F2 to form compounds with the general formula MF2. Select one: a. Group 1A b. Group 2A c. Group 3A d. Group 4A e. Group 5A

4. Which of the following molecules would react with hydroxide and favor the formation of products? Explain your reasoning. a. b. NH3 C. OH 18 d. SH

Chem 222 Recitation activity Chapter 14 mos 2 Name 1. For the penta-1,3-denyl anion, draw the molecular orbitals and the MO diagram. Identify the orbitals as bonding, non-bonding, or antibonding. Label the HOMO and the LUMO. (14.30) Please explam clearly how to determine how many molecular ORbitals get arrowso Thanks

Which is the least activated towards EAS NO₂ A. B. CI C. D. CF3 E.

4. Predict the spectral features for the following isomers of CsH₁0 and match each structure to a spectrum below. b

Bon and u Which of the following is NOT an organometallic compound? I B Select one: A. III B. IV CC. I 0.0 :O: Li II IV GHLI OCH,

In IR spectroscopy, the energy absorbed by the molecule causes: A. In plane Bending B. Bond Vibration C. Electron Excitation D. Fragmentation O A & O A & D B&C

The infrared spectrum of CBr4 has a strong absorption at 667 cm-1. What is the correct assignment of this absorption?and why ? a.) A bending or bending mode. b.) The asymmetric stretching of the four C-Br bonds. c.) The symmetric stretching of the four C-Br bonds. d.) The stretching of a C-Br bond.