could someone help with this plz
could someone help with this plz Identify the correct structure of trans-2-methyl-3-hexene Select one CH3CH2 CH...
please answer this question as soon as possible Q11. The correct structure of trans-1-bromo-3-methyl cyclopentane is Br (A) (B) -Br Br (C) (D) Br Q12. The correct order of increasing stability for the following conformations is СН3 H H. H H H H CH,CHZ H H СН3 H CH2CH3 CH3 CH3CH2 H2C СН3 CH3 II (B) I < III <II (A) III < II <I (C) II <I<III (D) I<II < III
Q11. The correct structure of trans-1-bromo-3-methyl cyclopentane is ...Br (A) (B) -Br Br (C) (D) *Br Q12. The correct order of increasing stability for the following conformations is CH, H Н. Н H H H CH2CH3 H Н CH,CH CH CH3CH2 CH H2C CH, H CH, I II III (A) III < III (C) II <I<III (B) I<III <II (D) I< II < III Q13. Identify the relationship between the following two Newman projections. CH, H НАС. H Н;С. Н...
Give the correct IUPAC name for the following compound, CH3 CEC CH3-CH, CH, CH3 O a. 3-methyl-3-hexene Ob. 3-methyl-trans-3-hexene Oc. 2-ethyl-trans-2-pentene O d. 3-methyl-cis-3-hexene Oe. 2-ethyl-2-pentene QUESTION 6 The systematic name for the following is CH3CH2-C-CH-CH3 CH3 a. 2-methyl-3-pentanal b.2-methyl-3-pentanone c. ethyl isopropyl ketone d. 2-methyl-3-propanol e. 2-methyl-3-propanone
UUR DI Which of the following is the correct name for? 3-methyl-2-pentene 3-methyl-3-pentene 3-ethyl-2-pentene 3-methyl-4-hexene Question 28 Which of the following is the correct name for? CH2=CCH2CH2CH2CH3 CH(CH3)2 DOLL
Which conditions would be best for the preparation trans-2-methyl-3-hexene? a) 1) NaNH2 2) CH CH Br 3) Na, NH3 b) 1) NaNH2 2) (CH3)2CHB 3) Na, NH3 1) NaNH 2) CHCHBr 3) Hz, Lindlar Cat d ) 1) NaNH2 2) CH3CH2Br 3) Ha, Pt
What is the IUPAC name for CH3CH2CHC(CH3)CH2CH3 isopentene 3-methyl-2-pentene O 3-methyl-3-hexene 2-methyl-3-hexene O 1,1-dimethyl-2-hexene
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.
26) Name the following compound. CH3 H2C=CH-CH2CHCH: A) 1,1-dimethyl-3-butane B) 4-methyl-1-pentene C) hexene D) 2-methyl-4-pentene E) 2-methylpentene 27) Name the following compound. CI A) 2,3,5-trichlorobenzene B) trichlorostyrene C) 1,3,4-trichlorobenzene D) 1,3,4-trichlorohexene E) 1,2,4-trichlorobenzene 28) Identify the formula for an alkene. A) CnH2n+4 B) CnH2n+2 C) CnH2n D) CnH2n-4 E) CnH2n-2 29) Name the following compound. A) 1,4-bromocyclohexene B) 1,4-dibromobenzene C) 3,6-dibromobenzene D) 2,5-dibromobenzene E) 2,5-dibromocyclohexene 30) Name the following compound. CECH CH,CH,CHCH A) 2-ethynebutane B) 3-methyl-1-pentyne C) 3-methyl-4-pentyne D) 3-ethyl-1-butyne...
Select the vibrations that should be infrared active. trans-3-hexene (C-C stretch) CH3CH2CH2C CC2CH2CHs (C C stretch) (CH3)2C-О (С-О stretch) (CH3CH2)3C-Cl (C-CI stretch) снзсњењење-CH (CzC stretch)
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3 Br н Br | BÁ CHẠCH, C=C CH, CHỊCH, 10) Which compounds contain stereocenters? D) 1-chloropentane II) 2-chloropentane III) 3-chloropentane IV) 1,2-dichloropentane 11) Aspartame is an artificial, non-saccharide sweetener. It is made from two amino acids phenylalanine (methyl ester) and aspartic acid. Both aminoacids have one stercocenter. Both stereocenters have S-stereoconfiguration. Which of the two structures is aspartame? H2N-C-C-N-C-0-0 CH2 CH2 c=0 HO HO...