CH3 CH,CНCH,CHСH CH&CH CH2CH2CH 5 °4 CH2CH3 2-Ethyl-4-methylpentanal Ethanal Propanal (Propionaldehyde) (Acetaldehyde) Br Br о CH3CHCHC...
Is my naming correct? CH3З CH3 Br .CH2CH3 (b) (a) НО CH2Br Н H Н (S)-1-bromo-2-propanal 3-bromopentane Br CH3 (d) (c) HIIl" H OH H OH CI CH3 (2S,3S)-2-bromo-3-chlorobutane (2S,3R)-2,3-butanediol / meso compound
4.2 Which of the following is not another representation for isopentane? H a. CH2CH2-C-CH3 C. CH2CH2CH(CH3)2 e. CH3 H-C-CH₂ b. CHz-C-CH3 HH H- CC-H CH3-C-H CH3 f. CH2CH(CH3)CH2CH3
1. Unsopropylacetylene 7.7 Name the following compounds: CH3 COOH СІ ОН NH2 Br Br CH3CH CH2CH2CH; F CH; CHCH
4. Which pall or suructures are enantiomers? COOH OH CH3 Ноосон нон CH2CH3 Br CH CI WYCH CH3 ÇH2CH3 CH3 HO CH3 HOCH CHz a) I, II b) II, III c) I, III d) I, II, III 5. Which are meso compounds? OH H ANH OH - H TOH a) I and II b) II and III c) I and III d) III and IV
Which of the following have the R configuration? н CH3 Br CH2CH2CH2CH3 H3C CH2CH3 NH2 HO=CH HC Н CH(CH3)2 H 2 3 only 1 only 2 only 1 and 2 only 2 and 3 1, 2 and 3 only 3
1. MCPBA 2. H, H20 CH(CH3)2 H3CH2C- OH H- OH CH2CH3 CH(CH3)2 CH(CH3)2 CH(CH3)2 HECH,C- OH HOCH,CH, HOCHCH, HOH HOH H- OH CH2CH2 C H2CH3 CH2CH3 A. I and II B. III and IV c. I and IV D. II and III E. I and 111
Question 9 What is the IUPAC name of CH,CH_C(CH3)2CH2CH(CH2CH3)2? 3-ethyl-5,5-dimethylheptane 2-ethyl-3,3-dimethylhexane 5-ethyl-3,3-dimethylheptane 2.2-diethyl-3,3-dimethylpentane Question 10 Which of the following above compound has the lowest pk,? CH3COOH FCH2COOH CICH2COOH BrCH2COOH U Question 11 3
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV a) I b) II c) III d) IV e) V 15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV...
1. 2. 3. H3C CH2CH3 0% CH3 CH2CH(CH32 Hc CH2CH2CH Which of the alkenes above is the least stable (highest in energy)? |--I Which is the most stable (lowest in energy)? Submit Answer Retry Entire Group 4 more group attempts remaining
Is this molecule the E or the Z isomer? Br CH3 CH3CH2 CH Br Select one: E isomer O Z isomer Can this molecule have R/S isomers? CH3 – CH – CH2 - CH3 | CH3 Select one: Yes, this molecule can have R/S isomers. No, this molecule cannot have R/S isomers. Is the isomer shown below the R or the S form? H CH2CH3 CI CH Select one: R isomer. Sisomer.