what does one mean by exothermic and endothermic reaction ? Give examples
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A exothermic reaction is a chemical reaction that released energy by light or heat.
Example:-Combustion
A system of reactant that absorb the heat from the surrounding is called endothermic reaction.
Example:-Melting,boiling etc
Example:-Combustion
A system of reactant that absorb the heat from the surrounding is called endothermic reaction.
Example:-Melting,boiling etc
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exothermic reaction is a chemical reaction that releases energy by light or heat.
example ;CH4 +O2 》CO2 +2H2O
endothermic reaction is a chemical reaction that absorbs energy by light or heat .
example ; 6CO2 +6H2O+ sunlight 》C6H12O6 +6O2
example ;CH4 +O2 》CO2 +2H2O
endothermic reaction is a chemical reaction that absorbs energy by light or heat .
example ; 6CO2 +6H2O+ sunlight 》C6H12O6 +6O2
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