Question detail
What is the purpose of processing fractions obtained from crude oil?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Carbon compounds as fuels and feedstock
Question
- A. To produce fuels and feedstock for the petrochemical industry
- B. To separate crude oil into pure elements
- C. To convert hydrocarbons into solid forms
- D. To increase the viscosity of hydrocarbons
Answer
The correct option is To produce fuels and feedstock for the petrochemical industry.
Explanation
The correct option is To produce fuels and feedstock for the petrochemical industry. To produce fuels and feedstock for the petrochemical industry is correct because it directly supports the approved learning objective to explain that fractions can be processed to produce fuels and feedstock for the petrochemical industry. This belongs to Fractional distillation and petrochemicals within Carbon compounds as fuels and feedstock, so the answer must use the correct organic chemistry context. The other options are incorrect when they confuse the organic family, formula type, reaction condition, product, or property being tested. Keep molecular formula, structural formula, displayed formula, and general formula distinct. Do not confuse alkanes with alkenes, saturated with unsaturated, cracking with combustion, polymers with monomers, or hydrocarbons with oxygen-containing alcohols and carboxylic acids. When formulae are used, preserve the stored notation exactly and explain the GCSE chemistry idea in words rather than using unsupported displayed-formula diagrams.
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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