Interpretation:
The structural formula for 2-pentyne should be drawn.
Concept introduction:
In structural formula, the bonding and type of bonds which holds the atoms in molecule together are shown.
Interpretation:
The structural formula for 4-methyl-2-pentyne should be drawn.
Concept introduction:
In structural formula, the bonding and type of bonds which holds the atoms in molecule together are shown.
Interpretation:
The structural formula for 2-methyl-3-hexyne should be drawn.
Concept introduction:
In structural formula, the bonding and type of bonds which holds the atoms in molecule together are shown.
Interpretation:
The structural formula for 3,3-dimethyl-1-butyne should be drawn.
Concept introduction:
In structural formula, the bonding and type of bonds which holds the atoms in molecule together are shown.
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Chapter 22 Solutions
Chemistry: Principles and Reactions
- Draw line structures for the following alkenes. Which can exist as cis–trans isomers? For those that can, draw both isomers.(a) 2-Methyloct-2-ene (b) Hept-3-ene(c) 3,4-Dimethylhex-3-enearrow_forward(b) Draw structures corresponding to the following IUPAC names. (a) 3,4-Dimethylnonane (c) 2,2-Dimethyl-4-propyloctane (d) 2,2,4-Trimethylpentane (b) 3-Ethyl-4,4-dimethylheptanearrow_forwardWrite a complete chemical equation showing reactants, products, and catalysts needed (if any) for the following reaction and (2) Draw and name the organic compound found in every reaction.(Use condensed structural formula) (a) Complete hydrogenation of 2-Methylhexa-1,5-diene (b) Complete halogenation (Br2) of 3-Ethyl-2,2-dimethylhept-3-ene(c) Reaction of (4E)-2,4-Dimethylhexa-1,4-diene with a mole of waterarrow_forward
- Indicate whether each statement is true or false. (a) Alkanesdo not contain any carbon–carbon multiple bonds.(b) Cyclobutane contains a four-membered ring. (c) Alkenescontain carbon–carbon triple bonds. (d) Alkynes containcarbon–carbon double bonds. (e) Pentane is a saturatedhydrocarbon but 1-pentene is an unsaturated hydrocarbon.(f) Cyclohexane is an aromatic hydrocarbon. (g) The methylgroup contains one less hydrogen atom than methane.arrow_forwardGive the molecular, structural and displayed formulae of the following molecules: (a) 2,2-dimethylpropane (b) 3-bromo-2, 4, 4-trimethyloctanearrow_forwardWrite a condensed structural formula, such as CH3CH3, and describe the molecular geometry at each carbon atom.(a) propene(b) 1-butanol(c) ethyl propyl ether(d) cis-4-bromo-2-heptene(e) 2,2,3-trimethylhexane(f) formaldehydearrow_forward
- Draw the structural formulas for the following compounds. Include all the bonds to hydrogen atoms. Be sure to answer both parts. (a) 1,4-dichloro-2-ethylbenzene: (b) 2-ethyl-1,3-dimethylbenzene:arrow_forwardTRUE OR FALSE (a) Both ethylene and acetylene are planar molecules. (b) An alkene in which each carbon of the double bond has two different groups bonded to it will show cis-trans isomerism. (c) Cis-trans isomers have the same molecular formula but a different connectivity of their atoms. (d) Cis-2-butene and trans -2-butene can be interconverted by rotation about the carbon–carbon double bond. (e) Cis-trans isomerism is possible only among appropriately substituted alkenes. (f) Both 2-hexene and 3-hexene can exist as pairs of cis-trans isomers. (g) Cyclohexene can exist as a pair of cis-trans isomers. (h) 1-Chloropropene can exist as a pair of cis-trans isomers.arrow_forwardGive the structural formulae and name the functional groups of the following compounds. (a) 3-chlorobut-1-ene Name the functional group: (b) butanedioic acid Name the functional group: (c) propanamide Name the functional group: (d) 3-methylbutanal Name the functional group:arrow_forward
- Write the condensed formulas of the following names of organic compounds. (a). 4-cyclopropyl-3-methylcyclopentanal (b). 4-tert-butyl-3,5-diethylheptanearrow_forwardDraw the molecular structure for (a) an aldehyde that is an isomerof acetone, (b) an ether that is an isomer of 1-propanol.arrow_forwardA certain hydrocarbon has a molecular formula of C5H8. Which of the following is not a structural possibility for this hydrocarbon: (d) It contains an alkyne O It contains one ring and one double bond (c) It contains two double bonds and no rings O (b) It contains one ring and no double bondsarrow_forward
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