For cis-trans isomer, both substituent on same side of double bond should be different.
But in case of a, both substituent on right side of double bond is Cl
So, a can’t show cis-trans isomerism
Answer: A) a only
23) For which of the following alkenes will cis- and trans- isomers not exist? CH3 H₃ C C H₂C CH3 H3CH2C-CH3 Hac нс...
3) For which of the following alkenes will cis- and trans-isomers not exist? H₂C C H₂O CH₂ H₃C H₂C- CH₂ H₃C CH₃ H C F G H CH I a A) a only B) b only C) both a and c D) d only E) both c and d 4) Provide the proper IUPAC name for the alkene shown below. CH, CH CC H CHỊ CH(CH3 ) A) (E)-1,2-dimethyl-1-heptene B) (E)-3,5-dimethyl-2-hexene C) (Z)-1,2-dimethyl-1-heptene D) (2)-3,5-dimethyl-2-hexene E) none of the above...
17. For which of the following compounds do cis- and trans- isomers exist? FI H H H H H A. 8 only B. 1 and 2 C. 2 and 3 D. 2 only E. 1 only
3.6: Which of the following compounds can exist as cis–trans isomers? Draw each cis–trans pair. (a) CH3CH=CH2 (b) (CH3)2C=CHCH3 (c) ClCH=CHCl (d) CH3CH2CH=CHCH3 (e) CH3CH2CH=C(Br)CH3 (f) 3-Methylhept-3-ene The answer is c, d, e ,f but I'm not sure how it works
Q3) Which of the following alkenes is capable of forming cis-trans isomers? a. (CH3)2 CH2 b. (CH3)2 CHI C. CH3CH-CH2 e. CHF CHC 04) Which of the following is the general formula of an alkene containing one double bond? 05) What is the molecular formula of a cyclic alkane with 9 carbon atoms?
17. For which of the following compounds do cis- and trans-isomers exist? F F H H H H H (1) (2) (3) A. 3 only B. 1 and 2 C. 2 and 3 D. 2 only E. 1 only 18. What volume of a pure liquid (density 0.910 g/mL) has a mass of 0.490 kg? A. 4.56 x 10-1 mL B. 1.86 x 100 mL C. 5.38 x 102 mL D. 446 mL E. 0.0538 L
1. Name the following alkenes: 2. Assign the E/Z or cis/trans configuration of the following alkenes: C-C H3CH2C CH2CH3 Br CH3H H3 CH3 Cl Br
17. For which of the following compounds do cis- and trans-isomers exist? F F. F Н. H Н. H H Н. F H H (1) (3) A. 3 only B. 1 and 2 C. 2 and 3 D. 2 only E. 1 only
For each molecule, indicate whether cis-trans isomers exist. If they do, draw the two isomers and label them as cis and trans. a. CH3 - CH2 -CH=CH, b. CH3-CH2-CH=CH c. 2-Pentene d. 1,2-Dichloroethene
17. For which of the following compounds do cis- and trans- isomers exist? A. 3 only B. 1 and 2 C. 2 and 3 D. 2 only E. 1 only 18. What volume of a pure liquid (density 0.910 g/mL) has a mass of 0.490 kg? A. 4.56 x 10-1 mL B. 1.86 x 100 mL C. 5.38 x 102 mL D. 446 mL E. 0.0538 L
Which of the following alkenes can exist as cis-trans isomers? 3-Methyl-2-hexene 1-Heptene 2-Methyl-2-hexeue 2-Heptene 3-Heptene