Question detail

What are fractions from crude oil primarily composed of?

Try the question, check the answer, then read the explanation to understand the curriculum point.

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At a glance

MCQ

Type

practice

Style

Topic

Carbon compounds as fuels and feedstock

Question

A. Pure elements
B. Mixtures of hydrocarbons
C. Water and salts
D. Heavy metals

Answer

Mixtures of hydrocarbons

Explanation

Fractions obtained from crude oil consist mainly of mixtures of hydrocarbons, which vary in their properties.

Common mistake

Misunderstanding Fraction Processing

Students often think that fractions from crude oil are pure substances rather than mixtures of hydrocarbons.

Emphasize that fractions are mixtures containing hydrocarbons with similar carbon chain lengths, which can be further processed to create fuels and feedstock.

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