Question

NAME! Select the best answer and bubble it in on your blue scantron. 1. Where would be the absorption peak of a carbonyl, C-0, stretching in IR? a) around 3300 cm b) around 2980 cm" c) around 1700 cm d) around 1200 cm 2. What is the Grignard reagent in nucleophilic addition reaction considered? a) b) 0 c) H d) all the above 3. What a cynaohydrin contains? a) CN and NH. b) N, and OH. c) CN and OH. d) band e. 4. The 'H NMR chemical shift of hydrogen atom in a aldehyde group below would be RH a) 1.0-2.0 ppm b) 2.0-3.0 ppm ) 5.0-6.0 ppm d) 9.0-10.0 ppm 5. Which of the following is a tertiary amine? a) cyclohexylamine b) 3-aminopentane c) pyrrole d) N,N-dimethylaniline 6. What kind of character would be found at the carbonyl oxygen? a) It is a partial negative charge. b) It is a partial positive charge. c) It never has a charge. d) It is depends upon the solvent. 7. Which ketone structure is conjugated? a) acetone b) hexanel c) 2-hexeneone d) Diol 8. Which reagent would give a tertiary alcohol, when it reacts with a ketone? a) Grignard b) PCC c) LiAlH d ) Hg(OAc), with water, then NaBH, 9. Ketone and aldehydes have higher boiling points because: a) less conjugated b) more conjugated c) less polar d) more polar 10. Which of the following amines has is true with respect to priority? a) ketone > aldehyde b) aldehyde > ketone c) ketone - aldehyde d) alkane > ketone 11. How many phenyl rings does bemzophenone have a) 0 b) c)2 d) 3 12. What is needed for a Fridel Crafts Reaction? a) amide b) BH/THF c) AICI. d) all of the above

Answer 1

Answer

(c) around 17 o0 cm Manohydrin contains ( CN and OH a 9.0 -10.0 ppm. 3D Lov NN – Dimethyl aniline a) It is a partial - we charge