Question

5. (a) Give an example of combination reaction, which is exothermic.
(b) Identify the oxidizing agent, reducing agent in the following reaction.
H2S+CL2=2HCL +S​

Answer 1

Answer 1.

Combination reactions are known as exothermic because it gives barium metals and fluorine gas that will combine in a highly exothermic reaction. Examples of combination reactions are magnesium oxide combing with carbon dioxide and reaction takes place more than one category.

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Answer 2.

Oxidised substance- H2S

Reduced substance- Cl2

Oxidising Agent- Cl2

Reducing Agent- H2S

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