Question detail
Why is it important that each fraction from crude oil contains hydrocarbons with a similar number of carbon atoms?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Carbon compounds as fuels and feedstock
Question
Why is it important that each fraction from crude oil contains hydrocarbons with a similar number of carbon atoms?
Answer
It is important because hydrocarbons with similar carbon numbers exhibit similar physical and chemical properties, making them suitable for specific applications. For example, lighter fractions are used as fuels, while heavier fractions can be used for lubricants or asphalt.
Explanation
This question assesses the student's ability to connect the concept of fractional distillation with practical applications of the separated fractions. A strong answer reflects an understanding of the relationship between molecular structure and functionality.
Common mistake
Misunderstanding Fraction Composition
Students often think that each fraction from fractional distillation contains only one type of hydrocarbon.
Clarify that each fraction actually contains a mixture of hydrocarbons with a similar number of carbon atoms.
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