Chemistry A-Level
bond enthalpy balance
What bond enthalpy balance means in Chemistry A-Level, as defined for AQA.
Definition of bond enthalpy balance
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Reference: AQA
The C=O bonds in carbon dioxide and O–H bonds in water are stronger overall than the C–C and C–H bonds broken in the fuel together with the O=O bonds broken in oxygen.
Topics that use bond enthalpy balance
- Combustion of alkanes (AQA A-Level)
Related terms
- acid rain
- acidic and basic oxides
- alkane fuels and uses
- carbon dioxide trade-off
- carbon monoxide and soot
- damage to buildings and lakes
- errors in enthalpy of combustion
- exothermic combustion
Using bond enthalpy balance in the exam
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