Question

Classify the following reactions as exothermic and endothermic.

i. C+ O2-----CO2

ii. N2 +3H2----2NH3

iii. C + 2S ----- CS2

iv. N2 + O2 -----2NO

v. CaCO3---- CaO +CO2

Answer 1

hey
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here is ur answer
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1. Exothermic reaction
2. Exothermic reaction
3. Endothermic reaction
4. Endothermic reaction
5. Endothermic reaction
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Answer 2

Answer:

1. Exothermic reaction

2. Exothermic reaction

3. Endothermic reaction

4. Endothermic reaction

5. Endothermic reaction

Explanation: