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C7 energy levels
- 3. Energy Level Diagrams Exothermic reactions energy
- 4. Energy Level Diagrams Exothermic reactions energy course of reaction
- 5. Energy Level Diagrams Exothermic reactions energy course of reaction reactants
- 6. Energy Level Diagrams Exothermic reactions energy course of reaction reactants products
- 7. Energy Level Diagrams Exothermic reactions energy course of reaction reactants products energy given out ∆ H is negative
- 9. Energy Level Diagrams Endothermic reactions energy
- 10. Energy Level Diagrams Endothermic reactions energy course of reaction
- 11. Energy Level Diagrams Endothermic reactions energy course of reaction reactants
- 12. Energy Level Diagrams Endothermic reactions energy course of reaction reactants products
- 13. Energy Level Diagrams Endothermic reactions energy course of reaction energy taken in ∆ H is positive reactants products
- 14. Summary Table Exothermic reactions Endothermic reactions
- 15. Summary Table Exothermic reactions Endothermic reactions Energy is given out to the surroundings Energy is taken in from the surroundings
- 16. Summary Table Exothermic reactions Endothermic reactions Energy is given out to the surroundings Energy is taken in from the surroundings ∆ H is negative ∆ H is positive
- 17. Summary Table Exothermic reactions Endothermic reactions Energy is given out to the surroundings Energy is taken in from the surroundings ∆ H is negative ∆ H is positive Products have less energy than reactants Products have more energy than reactants
- 20. Working out ∆H Draw an energy level diagram with all the reactants and products on it energy course of reaction 2H 2 + O 2 2H 2 O
- 21. Working out ∆H Show all the bonds in the reactants energy course of reaction 2H 2 O H―H H―H O=O +
- 22. Working out ∆H Show all the bonds in the products energy course of reaction H―H H―H O=O + H H O H H O
- 23. Working out ∆H Show the bond energies for all the bonds energy course of reaction 436 436 O=O + H H O H H O
- 24. Working out ∆H Show the bond energies for all the bonds energy course of reaction 436 436 498 + H H O H H O
- 25. Working out ∆H Show the bond energies for all the bonds energy course of reaction 436 436 498 + 464 464 + H H O
- 26. Working out ∆H Show the bond energies for all the bonds energy course of reaction 436 436 498 + 464 464 + 464 464 +
- 27. Working out ∆H Add the reactants’ bond energies together energy course of reaction 464 464 + 464 464 + 1370
- 28. Working out ∆H Add the products’ bond energies together energy course of reaction 1370 1856
- 29. Working out ∆H ∆ H = energy in ― energy out energy course of reaction 1370 1856 1370 1856 ―
- 30. Working out ∆H ∆ H = energy in ― energy out energy course of reaction 1370 1856 1370 1856 -486 ―
- 31. Working out ∆H ∆ H = energy in ― energy out energy course of reaction 1370 1856 ∆ H = -486