Question

What does one mean by exothermic and endothermic reactions? Give examples.​

Answer 1

Answer:

exothermic reaction emit a lot of heat and energy.

exothermic reaction absorbs energy in the form of light,heat,and electricity.

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Answer 2

Answer:

BTS

BTSplease mark me as brainliest

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat(ii) N2 (g) + 3H2 (g) → 2NH3 (g) + Heat

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat(ii) N2 (g) + 3H2 (g) → 2NH3 (g) + HeatEndothermic reactions : Those reactions in which heat is absorbed are known as endothermic reactions. An endothermic reaction is usually indicated by writing “Heat” on the product side of a chemical equation.

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat(ii) N2 (g) + 3H2 (g) → 2NH3 (g) + HeatEndothermic reactions : Those reactions in which heat is absorbed are known as endothermic reactions. An endothermic reaction is usually indicated by writing “Heat” on the product side of a chemical equation.Examples :

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat(ii) N2 (g) + 3H2 (g) → 2NH3 (g) + HeatEndothermic reactions : Those reactions in which heat is absorbed are known as endothermic reactions. An endothermic reaction is usually indicated by writing “Heat” on the product side of a chemical equation.Examples :(i) C (s) + 2S (s) → CS2 (l) – Heat

BTSplease mark me as brainliestExothermic reactions : Those reactions in which heat is evolved are known as exothermic reactions. An exothermic reaction is indicated by writing “+ Heat”on the products side of an equation.Example :(i) C (s) + O2 (g) → CO2 (g) + Heat(ii) N2 (g) + 3H2 (g) → 2NH3 (g) + HeatEndothermic reactions : Those reactions in which heat is absorbed are known as endothermic reactions. An endothermic reaction is usually indicated by writing “Heat” on the product side of a chemical equation.Examples :(i) C (s) + 2S (s) → CS2 (l) – Heat(ii) N2 (g) + O2 (g) → 2NO(g) – Heat