Bond energies for some single and multiple bonds Chart Play

Breaking and making the bonds in combustion reaction of methane Animation Play

Endothermic and exothermic reactions Class activity Play

Endothermic and exothermic reactions Whiteboard presentation Play

Energy changes during chemical reactions Animation Play

Energy changes during processes Slideshow Play

Energy in chemical reactions Student activity Play

Energy in chemical reactions Whiteboard exercise Play

Examples of endothermic reactions Whiteboard exercise Play

Examples of endothermic reactions Student activity Play

Examples of exothermic reactions Whiteboard exercise Play

Examples of exothermic reactions Student activity Play

Exothermic and endothermic reactions Student activity Play

Exothermic and endothermic reactions Whiteboard exercise Play

Heat generated by the combustion of carbon Whiteboard exercise Play

How to predict the energy effect. Bond energy Student activity Play

How to predict the energy effect. Bond energy Whiteboard exercise Play

Initiation of methane combustion reaction Slideshow Play

Number of moles Whiteboard exercise Play

Observation of the temperature changes of the system during a chemical reaction Animation Play

Other forms of energy transmission Slideshow Play

The energy change for the synthesis of HCl Whiteboard exercise Play

The energy diagram Animation Play

The enthalpy change of a system Animation Play

The ways in which energy is transmitted Animation Play

Thermal decomposition of potassium manganate(VII) Animation Play

Why some exothermic reactions need to be initiated Whiteboard exercise Play

Why some exothermic reactions need to be initiated Student activity Play