Examples of Exothermic Reactions
any combustion reaction
a neutralization reaction
rusting of iron (rust steel wool with vinegar)
the thermite reaction
reaction between water and calcium chloride
reaction between sodium sulfite and bleach (dilute sodium hypochlorite)
reaction between sodium and chlorine to make sodium chloride (table salt)
reaction between water and any strong acid
reaction between water and any anhydrous salt
dissolving laundry detergent in water
adding water to anhydrous copper(II) sulfate
crystallization of sodium acetate or “hot ice” (try the demonstration)
freezing water into ice cubes
snow forming inside clouds
respiration
rain forming from water vapor in clouds
formation of ion pairs
making a gas molecule from atoms
burning sugar
dehydrating sugar with sulfuric acid
a burning candle
nuclear fission