Based on the molecular formula, determine whether each com- pound is an alkane, alkene, or alkyne. (Assume that the hydro- carbons are noncyclical and there is no more than one multiple bond.)
a. C₈H₁₆ b. C₄H₆ c. C₇H₁₆ d. C₂H₂

검증된 단계별 안내

Determine the general formula for alkanes, which is C_nH_{2n+2}.

Determine the general formula for alkenes, which is C_nH_{2n}.

Determine the general formula for alkynes, which is C_nH_{2n-2}.

For each compound, compare its molecular formula to the general formulas for alkanes, alkenes, and alkynes.

Classify each compound based on which general formula it matches.

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Hydrocarbon Classification

Hydrocarbons are organic compounds consisting solely of hydrogen and carbon. They are classified into three main categories: alkanes (single bonds), alkenes (at least one double bond), and alkynes (at least one triple bond). Understanding the type of bonds present in a hydrocarbon is essential for determining its classification.

General Formula for Hydrocarbons

Each class of hydrocarbons has a general formula that helps identify their structure. Alkanes follow the formula CnH2n+2, alkenes follow CnH2n, and alkynes follow CnH2n-2. By comparing the molecular formula of a compound to these general formulas, one can ascertain whether it is an alkane, alkene, or alkyne.

Degree of Unsaturation

The degree of unsaturation indicates the number of rings and multiple bonds in a hydrocarbon. It can be calculated using the formula: Degree of Unsaturation = (2C + 2 + N - H - X)/2, where C is the number of carbons, N is the number of nitrogens, H is the number of hydrogens, and X is the number of halogens. A higher degree of unsaturation suggests the presence of double or triple bonds, which is crucial for classifying the compound.

Based on the molecular formula, determine whether each com- pound is an alkane, alkene, or alkyne. (Assume that the hydro- carbons are noncyclical and there is no more than one multiple bond.)a. C8H16 b. C4H6 c. C7H16 d. C2H2