6. HO Classify each alkyl halide as 1°, 2°, or 3°. CH3 c. CH3-C-CHCH3 CH3 ČI F a. CH3CH,CH,CH,CH,-Br d. orta b.

Draw the missing starting material. Reagent 1 is benzene and AlCl3. Reagent B is Zn(Hg) and HCl. Th structure is not isobutyraldehyde

9. Classify the following as Hemiacetal, or acetals or none. Label the carbon that is Hemiacetal and acetal H Н Н ОН CH₂OH он он CHO -H -OH -Н HOH CH₂OH OCH3 b ОН CH₂OH ОН ОН он CH₂OH ОН ОН ОН ОН с. ОН f. CH2OH он он OH OH

10. Assigh E or Z configuration for each alkene shown below. CEN H3CH 2C. CH2NH2 H3C HO

A. HOʻHO What is the major product of this reaction? CH3 CH3 CH3 CH3 CH3 CH CH3 R. Smoture C. B. O A OB

14. Choose the reagents needed to create an alkene with a double bond between C3 and C4. a. Conc. H2SO4 OH b. 1) BH3 THF; 2) H2O2, NaOH c. HBr, ROOR d. HBr

Draw the product of each reaction.

6S. What is the major product of this reaction? 65. NaOH a C d.

a. 5. Draw the product(s) of each addition reaction b. d. دھ HBr H2SO4, H₂O Bra, H2O a. 9-BBN b. H2O2, NaOH

9. What is a possible product in the oxidation of ethanethiol? S a. CH3-C // b. CH3-C OH 9=0 H c. CH₂CH₂SO3H d. CH,CHO 10. What is the IUPAC name for the following compound? OH SH SH a. 2,4-disulfanyl-1-pentanol b. 2,4-disulfanyl-5-pentanol c. 2,4-dithiol-1-pentanol d. 2,4-dithiol-5-pentanol