CH-1221
Exothermic and endothermic reactions
Chemistry · Secondary 4 · Medium · Exothermic and endothermic reactions
Ethylbenzene is converted to styrene in an industrial process. The reaction is described as highly endothermic. Which statement about the energy changes in this reaction is correct?
(AXIS 1: STANDARD, AXIS 2: BASIC, AXIS 3: BASIC)
(AXIS 1: STANDARD, AXIS 2: BASIC, AXIS 3: BASIC)
- More energy is released in bond formation than is absorbed in bond breaking
- Energy changes in bond breaking and bond making are equal
- More energy is absorbed in bond breaking than is released in bond formation
- No energy is exchanged with the surroundings
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