Chemistry, asked by pihu136, 1 year ago

what do you mean by exothermic reactions ?? give examples

Harshii47: release of energy in form of light or heat

pihu136: thanks

Harshii47: 2H2 (g) + O2 (g) → 2H2O (g)
ΔH = −483.6 kJ/mol of O2

Harshii47: needless bro

pihu136: thanks bro

Answers

Answered by kangna2

Those reaction in which heat energy is released are known as exothermic reaction ...
Mostly combination reaction are exothermic in nature ...
ex..C + O2 = CO2 + heat

Answered by Rishi342

Exothermic reaction is a chemical reaction which releases heat. It gives net energy to its surrounding. That is energy is needed to initiate the reaction is less than the energy release.

Harshii47: woahh example h nai brainliest kse dedia

Harshii47: next answer is brainliest

Rishi342: Example- CuO+H2O ->Cu+H2O

Previous Question

Next Question

Similar questions

Math, 8 months ago

in a class of 120 students ,46 play chess ,30 play table tennis and 40 play carrom ,14 play chess and table tennis ,10 play table tennis and carton, 8 play chess and carton and 30 student do not play any of these games . how many play chess ,table tennis and carton ?

English, 8 months ago

eassy of Anual function....

History, 8 months ago

5. In ........... Louis Philippe lands near Boulogne with fifty followers and invites the garrison to help him recover his rightful empire. (A) 1840 (B) 1841 (C) 1842 (D) 1843...