Five Indicators of a Chemical Change?

Answer

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.
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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
http://wiki.answers.com/Q/What_are_the_five_indica...
Evolution of gas, production of energy in the form of heat,
http://www.chacha.com/question/what-are-the-five-i...
Color changes, odor changes, absorption or release of energy, and production of gas or precipitates are all signs of chemical change.
http://www.kgbanswers.com/what-are-indicators-of-a...
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)
http://answers.yahoo.com/question/index?qid=201112...
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