ORGO ALL INCLUSIVE REVIEW (CH 1,2,4)
Answer: A
18) What is the IUPAC name for the following compound? A) 2-methyl-1-butene B) isopentene C) 2-methybutene D) 2-ethylpropene E) 3-methyl-3-butene
Answer: C5H8
1) What is the molecular formula of the hydrocarbon that contains 5 carbon atoms, one ring, and one π bond?
Answer: 1,6-dibromocyclohexene
10) Provide an acceptable name for the following compound.
Answer: A
11) Name the structure. A) 2-ethyl-1-pentene B) 2-propyl-1-butene C) 3-methylenehexane D) 3-methyl-3-hexene E) ethyl propyl ethene
Answer: A
13) Name the structure. A) 7-chloro-3-ethyl-4-methyl-3-heptene B) 1-chloro-5-ethyl-4-methyl-3-heptene C) 1-chloro-3-pentenyl-2-pentene D) cis-7-chloro-3-ethyl-4-methyl-3-heptene E) trans-7-chloro-3-ethyl-4-methyl-3-heptene
Answer: E
14) Name the structure. A) 4-chlorocyclohexene B) 1-chloro-3-cyclohexene C) 1-chloro-3-cycloheptene D) 4-chlorocycloheptane E) 4-chlorocycloheptene
Answer: C
17) What is the common name for the following compound? A) t-butylene B) sec-butylene C) isobutylene D) butylene E) methylpropylene
Answer: 2-ethyl-5,5-dimethyl-1-hexene or 2-ethyl-5,5-dimethylhex-1-ene Don't forget to # the double bond in the name
2) Provide an acceptable name for the following compound.
Answer: C
20) Which of the following is vinyl chloride? A) CH3CH2Cl B) CH2=CHCH2Cl C) CH2=CHCl D) ClCH=CHCL
Answer: (E)-3,4-dimethyl-3-heptene STEREOCHEMISTRY
22) Provide the IUPAC name for the alkene shown below.
Answer: the pic is the answer
24) Draw and name the six alkenes which have the molecular formula C5H10 without looking at the picture
Answer: 5-isobutyl-1-methylcyclopentene
26) Provide an acceptable name of the compound below.
Answer: the pic is the answer
29) Draw the structure of propyl vinyl ether without looking at the picture
Answer: sp2, trigonal planar, 120°
30) Give the hybridization, shape, and bond angle for a carbon in ethene.
Answer: D
33) Name the structure. A) cis-4,5-dimethyl-4-hepten-1-ol B) trans-3,4-dimethyl-3-hepten-7-ol C) cis-3,4-dimethyl-3-hepten-7-ol D) trans-4,5-dimethyl-4-hepten-1-ol E) trans-4,5-dimethyl-4-heptenol
Answer: A
35) Name the structure. A) (Z)-3-ethyl-2-hydroxymethyl-2-penten-4-ynal B) (E)-3-ethyl-2-hydroxymethyl-2-penten-4-ynal C) (Z)-3-ethyl-5-hydroxymethyl-3-penten-1-ynal D) (E)-3-ethyl-5-hydroxymethyl-3-penten-1-ynal E) 3-ethyl-5-hydroxymethyl-3-penten-1-ynal
Answer: D
36) Name the structure. A) (2E,4E)-7-chloro-2,4-heptadiene B) (2Z,4E)-7-chloro-2,4-heptadiene C) (2Z,4Z)-7-chloro-2,4-heptadiene D) (2E,4Z)-7-chloro-2,4-heptadiene E) 7-chloro-2,4-heptadiene
Answer: is in the pic
37) Draw (E)-2-methyl-3-hexen-1-ol. without looking at the picture
Answer: E
41) Which of the following is capable of exhibiting cis-trans isomerism? A) 1-butene B) 1-pentene C) cyclohexene D) ethene E) 2-butene
Answer:
42) Draw all the possible constitutional isomers of C4H8. without looking at the picture
Answer:
47) Draw the structure of (Z)-4-ethyl-3,6-dimethyl-3-heptene.
Answer: E
48) Which of the following is not an electrophile? A) H+ B) BF3 C) +NO2 D) Fe+3 E) CH2CH2
Answer: A
49) Which of the following is not a nucleophile? A) FeBr3 B) Br- C) NH3 D) Benzene E) CH3OCH3
Answer:
50) Draw the curved arrows to show how CH3CH=CHCH3 reacts with HBr to form a carbocation. without looking at picture
Answer:
51) Give the mechanism for the following reaction without looking at pic: Propene + HCl
Answer: nucleophiles: -OH, H2O, NH3, Br- electrophiles: BH3, +CH3
52) Identify the nucleophiles and electrophiles. -OH, BH3, H2O, +CH3, NH3, Br-
Answer: D
56) An increase in which of the following results in a decrease in the rate of the chemical reaction? A) temperature B) concentration C) collision frequency D) energy of activation E) fraction of collisions with proper orientation
Answer: C
57) An increase in which of the following will occur if the reaction temperature is increased? I. Energy of activation II. Collision frequency III. Fraction of collisions with sufficient energy A) I and II B) I and III C) II and III D) I, II, and III E) I
