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Name: _____________________Period: ___I. Alkanes(1) Name the following alkanes.(a)(g)CH 3 CH 2 CHCH 2 CH 2 CH 3(b)(c)(d)(e)CH 3CH 2 CH 3CH 3 CH 2 CHCHCH 2 CH 2 CH 3CH 3CH 3CH 3CH 3 CH 2 CHCH 2 CHCH 3CH 3 CH 2 CHCH 2 CHCH 2 CHCH 3(h)CH 3CH 2 CHCH 2 CH 2CH 2 CH 2(i)CH 2 CH 3CHCH 2 CH CH 3CH 2 CH 2(j)CH 2 CH 3CH 3 CH 2 CH 3CH 3 CHCH 2 CHCHCH 2 CH 2 CH 3CH 3CH 3CH 2 CH 2 CH 3CH 3 CHCH 2 CHCHCH 2 CH 2 CH 2 CH 3CH 2 CH 2 CH 2 CH 3CH 3 CH 2 CH 3(f)(k)CH 2 CH 3CHCHCH 3CHCH 3

(2) Draw the following alkanes.(a) 2-methylpropane(g) 3-ethyl-2-methyl-5,6-dipropylnonane(b) 3-ethyl-2-methylhexane(h) 1-ethylcyclopropane(c) 2,2-dimethylbutane(i) 2,3-dimethyl-1-propylcyclobutane(d) 3-ethyl-2,5-dimethylheptane(j) 1,2-diethyl-3-methylcyclopentane(e) 3,3,5-trimethyloctane(k) 1,3-dimethylcyclohexane(f) 5-butyl-2,3,6-trimethyldecane(3) Name and draw the five structural isomers of C 6 H 14 .

Name: _____________________Period: ___II. Alkenes(1) Name the following alkenes.(d)(a)CH 2CH CH 3CH 3 CH 2 CH=CHCH 2 CH 3CH(b)CH 3 CH=CHCHCH 2 CH 2 CH 3CH 2 CH 3(e)CH 3CH 2 CH 2 CH 3CHCHCH 3CH 3(c)CH 3 CHCH=CHCHCHCH 2 CH 3CH 3CH 3 CHCHCH=CHCH 3CH 3(f)CH 2 CH 3CH 2CHCHCHCH 2CH 2(2) Draw the following alkenes.(a) 4-Methyl-2-hexene(d) 1-methylcyclopentene(b) 3-Ethyl-4-methyl-2-pentene(e) 6-Ethyl-3,3-dimethyl-4-nonene(c) 3-Ethyl-2,4-dimethyl-3-heptene(f) 3-Ethyl-4,5-dimethylcyclohexene

(3) (a) Name the two stereoisomers of 2-hexene.#1 #2CH 3 HCH 3 CH 2 CH 2 CH 3HC=CCH 2 CH 2 CH 3HC=CH(b) Name and draw the two stereoisomers of 3-hexene.III. Alkynes(1) Name the following alkynes.(a) CH 3 CCCH 2 CH 3(c)CH 3(b)CH 3 C = CCCH 2 CH 3CH 3CH 3 CH 2 C = CCHCH 2 CH 3(d)CH 3CH 2 CH 3CH 3 CH 2 C = CCHCHCH 2 CH 3CH 3(2) Draw the following alkynes.(a) 4-Ethyl-2-heptyne(c) 2,5,6-Trimethyl-3-octyne(b) 3-Ethyl-5-methyl-1-hexyne(d) 3,8-Dimethyl-5-decyne

Answers:I. Alkanes(c)(d)CH 2 CH 3CH(1) (a) 3-Methylhexane3 CHCHCH 2 CHCH 2 CH 3(b) 3-Ethyl-4-methylheptaneCH 3 CH 3(c) 2,4-Dimethylhexane(e)CH(d) 4-Ethyl-2,5-dimethyloctane2 CHCH(e) 5-Ethyl-2-methyl-4-propylnonane3(j)(f) 4-Ethyl-3,8-dimethyldecane CH 3 CH 2 CCH 2 CHCH 2 CH 2 CH 3(g) 4,6-Diethyl-2-methyldecaneCH 3 CH 3CH(h) 1-Methylcyclohexane(i) 1-Ethyl-2-methylcyclopentane (f)CH 2(j) 1,2-Diethyl-1-methylcyclobutane(k) 1-Ethyl-2,3-dimethylcyclopropaneCH 2 CH(k)(2) (a)(g)CH 3CH 3 CH 2 CH 2 CH 3CH 3 CHCH 3CH 3 CHCHCH 2 CHCHCH 2 CH 2 CH 3(b)CH 2 CH CH 33 CH 2 CH 2 CH 2 CH 3CH(h)2CH 3 CHCHCH 2 CH 2 CH 3CH 2 CH 3CH 3CH(i)CH CHCH CH CH 3CHCH CHCH 3 CH 32 32 2CH 2 CH 3CH 3CH 2 CHCH 2CH 2CH 3CHCH 3CH 2 CH 2(3)1. HexaneCH 3 CH 2 CH 2 CH 2 CH 2 CH 33. 3-MethylpentaneCH 35. 2,2-DimethylbutaneCH 3CH2. 2-Methylpentane3 CH 2 CHCH 2 CH 3CH4. 2,3-Dimethylbutane3CH 3 CHCH 2 CH 2 CH 3CH 3 CCH 2 CH 3CH 3CH 3CH 3 CHCHCH 3CH 3

II. Alkenes(1) (a) 3-hexene(c)(b) 4-Ethyl-2-hepteneCH 3 CH 3(e)(c) 4,5-Dimethyl-2-hexene(d) 3,5-Dimethylcyclopentene(e) 2,6-Dimethyl-5-propyl-3-octene(f) 3-Ethylcyclohexene(2)(a)(b)CH 3CH 3 CHC=CCH 2 CH 2 CH 3CH 2 CH 3(d)CH 2CH 2 CH 2C CHCH 3CH 3CH 3CH 2CHCH CH 3CH(f)CH 3CH 2 CH 3CHCHCH 3 CH=CCHCH 3CH 3CH 2 CH 3CH 3 CH 2 CCH=CHCHCH 2 CH 2 CH 3CH 2(3) (a) #1: trans-2-hexene (or (E)-2-hexene)#2: cis-2-hexene (or (Z)-2-hexene)(b) trans-3-hexene (or (E)-3-hexene)cis-3-hexene (or (Z)-3-hexene)III. Alkynes(1) (a) 2-pentyne(b) 5-Methyl-3-heptyne(c) 4,4-Dimethyl-2-hexyne(d) 5-Ethyl-6-methyl-3-octyne(b)CH 2 CH 3CH = CCHCH 2 CHCH 3(d)(a)CH 2 CH 3(c)CH 3CH 3 C = CCHCH 2 CH 2 CH 3CH 3 CHC = CCHCHCH 2 CH 3CH 3CH 3CH 3

HydrocarbonsName: _____________________Period: ___(1) Classify each hydrocarbon as an alkane, alkene, or alkyne. Give the name for the molecule.(a)(f)(b)(g)(c)(h)(d)(i)(e)(j)(2) Classify each hydrocarbon as an alkane, alkene, or alkyne. Draw the molecule.(a) 2,2,4,4–tetramethylpentane(f) 3–ethyl–4–methyl–1–octene(b) 2–methyl–1–butene(g) 3,5–diethylcyclopentene(c) 1–nonyne(h) 1,2,3–trimethylcyclohexane(d) 1,2–dipropylcyclohexane(i) 4–methyl–2–heptyne

(e) 5–butyldecane(j) 1,2-dimethylcyclobutene(3) Give the formula and draw two different structures for the molecule benzene.(4) (a) The molecule 1–methylbenzene is also called “toluene”. Draw the structure for toluene.(b) The molecule 1–ethylbenzene is also called phenylethane. Draw the structure for this molecule.(5) A benzene molecule with two methyl groups is called xylene. The molecule is given a name depending on the location of themethyl groups.(a) The molecule 1,2–dimethylbenzene is also called “ortho–xylene”. Draw the structure for ortho–xylene.(b) The molecule 1,3–dimethylbenzene is also called “meta–xylene”. Draw the structure for meta–xylene.(c) The molecule 1,4–dimethylbenzene is also called “para–xylene”. Draw the structure for para–xylene.(6) Give the name and drawing for the two structural isomers for C 3 H 6 .

Answers:(1)(a) 4–propylnonane(b) 2–methyl–3–octene(c) 5–ethyl–2–heptyne(d) 4,4–diethyloctane(e) 2–ethyl–3–methyl–1–propylcyclobutane(2)(a)(f) 1, 2–diethylcyclopropane(g) 2,3,8,9–tetramethyl–5–decyne(h) 3–ethyl–5–methylcyclopentene(i) 2,5–dimethyl–3–hexyne(j) 3,3,7–trimethylnonane(f)(b)(g)(c)(h)(d)(i)(e)(j)

(3) C 6 H 6 (4) (a) (b)(5)(a) (b) (b)(6)cyclopropane1–propene