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Combustion of alkanes is an endothermic process. (3.9) |
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All alkanes that are liquid at room temperature are more dense than water. (3.8) |
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The two main sources of alkanes in the world are petroleum and natural gas. (3.10) |
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There are 4 alkyl groups with the molecular formula C4H9 (3.3) |
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Sets of constitutional isomers have the same molecular formula and the same physical properties. (3.2) |
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A hydrocarbon is composed of only carbon and hydrogen. (3.1) |
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The products of complete combustion of an alkane are carbon dioxide and water. (3.9) |
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Alkanes and cycloalkanes show cis-trans isomerization. (3.6) |
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Alkenes and alkynes are unsaturated hydrocarbons. (3.1) |
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There are two constitutional isomers with the molecular formula C4H10. (3.2) |
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Hexane and cyclohexane are constitutional isomers (3.4) |
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The propyl and isopropyl groups are constitutional isomers (3.3) |
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There are five constitutional isomers with the molecular formula C5H12. (3.2) |
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Boiling points among alkanes with unbranched carbon chains increase as the number of carbons in the chain increases. (3.8) |
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In a cyclohexane ring, if an axial bond is above the plane of the rind on a particular carbon atom, axial bonds on the two adjacent carbons are below the plane of the ring. (3.5) |
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ractional distillation of petroleum separates hydrocarbons based on their melting points. (3.10) |
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Among alkane constitutional isomers, the least branched isomer generally has the lowest boiling point. (3.8) |
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The parent name of a cycloalkane is the name of the unbranched alkane with the same number of carbon atoms as are in the cycloalkane ring. (3.4) |
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Octane and 2,2,4-trimethylpentane are constitutional isomers and have the same octane number. (3.10) |
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Liquid alkanes and cycloalkanes are soluble in each other. (3.8) |
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Alkanes and cycloalkanes are insoluble in water. (3.8) |
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The more stable chair conformation of a substituted cyclohexane has the greater number of substituents in equatorial positions. (3.5) |
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The parent name of an alkane is the name of the longest chain of carbon atoms (3.3) |
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Alkanes are saturated hydrocarbons. (3.1) |
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The general formula for an alkane is CnH2n where n is the number of carbon atoms in the alkane. (3.1) |
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The octane number of a particular gasoline is the number of grams of octane per liter. (3.10) |
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Cis and trans isomers have the same molecular formula, the same connectivity, and the same physical properties. (3.8) |
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A cis isomer of a disubstituted cycloalkane can be converted to a trans isomer by rotation about an appropriate carbon-carbon single bond. (3.6) |
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All cycloalkanes with two substituents on the ring show cis-trans isomerism. (3.6) |
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In all conformations of ethane, propane, butane, and higher alkanes, all C-C-C and C-C-H bond angles are approximately 109.5o. (3.5) |
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Conformations have the same molecular formula and the same connectivity, but differ in the 3-dimensional arrangements of their atoms in space. (3.5) |
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Constitutional isomers have the same molecular formula and the same connectivity of their atoms. (3.2) |
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