Five Indicators of a Chemical Change?


The five signs of chemical change are changes in color, temperature, and odor, production of gas, and precipitation. These chemical changes are called chemical reaction.
Q&A Related to "Five Indicators of a Chemical Change?"
There Are Actually Four. Combustion. : Rapid Combination Of A Fuel With Oxygen; Produces Heat, Light, And New Substances. Ex. :Gas. Oil, Or Coal Burning In A Furnace. Electrolysis
Evolution of gas, production of energy in the form of heat,
Color changes, odor changes, absorption or release of energy, and production of gas or precipitates are all signs of chemical change.
STATE OF MATTER is not an indicator of chemical change, it is a physical change (not chemical) and it is relatively easily irreversible. obviously the rest are chemical. Source(s)
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