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- a. Which of the following compounds can exist as cis–trans isomers? b. For those compounds that can exist as cis and trans isomers, draw and label the isomers. 1. CH3CH=CHCH2CH2CH3 2. CH3CH2C-CH2CH3=CHCH3 3. CH3CH CHCH3 4. CH3CH2CH CH28. Label the ""airs of molecules as being either the same structure, completely different structures, constitutional isomers or stereoisomers b) a) HS SH *f大 d) OH CI Br Br OHd. Cis and trans isomer of CH;CH,CH,CH=CHCH,CH3. ÇH3 e. E and Z isomers of CH3CH2CH=CCH;CH,CH,
- Name each alkane. a. CH3-CH-CH3 ČH; CH; CH3 b. CH3-CH-CH2-CH-CH2 ČH3 CH, CH, c. CH3-C-C-CH3 ČH, ČH3 CH3 CH, CH2 d. CH3-CH-CH2-CH-CH-CH2-CH2-CH3 ČH39. Draw cis and trans isomers. H. Cl C=C Cl CH3 а.a. Indicate yes or no whether the following alkenes (written in condensed form here) would have cis-trans isomers? CH3CHCH2 b) CH;CHCCI2 b. In the following molecules rank the polarity of the bond indicated by the line (1= most polar, 4 = least polar). A В C D H3C-Br H3C-OH H3C-SH H3C-CH3 c. Of the four hybridized atomic orbital energy diagrams drawn below, which best represents an sp hybridized nitrogen atom? A D E 2p 1 20 2p 2p 业生4 2s 1s 1s 1s 1s 1s 1s
- Convert each shorthand structure to a complete structure with all atoms and lone pairs drawn in. a. (CH3)2CH(CH,),CH3 b. (CH3)3COH c. CH;CO2(CH2)3CH3 ÇI CI d. HO OCH(CH3)2How would I convert each condensed formula to a lewis structure 1a. (CH3)2CHOCH2CH2CH2OH 1b. CH3(CH2)2CO2C(CH3)3. Determine whether the two structures are isomers or the same molecule drawn in two different ways. a. CH3-CH,-c-o-CH3 CH, —С—о—сн, —сн, I b. c. CH3-HC-CH-CH3 ČH;CH3 CH; CH3-HC-CH-CH3 CH3
- a) Draw the two ring flipped conformers of each molecule A and B. Indicate the more stable conformer, respectively. CH3 fCH3 H,C. CH3 H3C. CH3 CI CI A B a) Which is more stable between A and B? Why?88 5. Draw the following molecules in two difference configurations about the double bond. Name the molecules and be sure to include the appropriate configuration (trans or cis). If the structure cannot be drawn in two different configurations, explain why. a. Н2С-СН2 b. CH3CH=CHCH3 c. Cl(CH3)C=CHCH3#1. CH3 CH3 H,C CH3 Name #2. H, C. Name -CH3 H3 C #3. 5-cyclopropyl-3-heptene diagram
