Key term for Edexcel GCSE Chemistry, used in Fuels.
The steady change in temperature from the hot bottom to the cool top of a fractionating column.
Temperature gradient appears in Edexcel GCSE Chemistry revision content for Fuels and Earth Science, especially Fuels and Fractional Distillation.
Fuels and Earth Science
Fuels • Fractional Distillation
States of Matter and Mixtures
Separating and Purifying Substances • Separation Techniques
Qualitative Analysis, Hydrocarbons and Polymers
Alcohols and Carboxylic Acids • Suggested Practicals
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