Chemistry A-Level
by-product handling
What by-product handling means in Chemistry A-Level, as defined for AQA.
Definition of by-product handling
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Reference: AQA
The anhydride releases ethanoic acid, a weak acid that can be recovered and reused, while the acyl chloride releases hydrogen chloride, a corrosive and toxic gas that would need scrubbing.
Topics that use by-product handling
- Acylation (A-level only) (AQA A-Level)
Related terms
- acid anhydride
- addition-elimination
- amide
- ammonium salt formation
- atom economy
- Curly arrow conventions
- drying agents
- industrial choice of reagent
Using by-product handling in the exam
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