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Questions and Answers
In which type of reaction is heat evolved during the process?
In which type of reaction is heat evolved during the process?
- Endothermic
- Rusting
- Combination (correct)
- Decomposition
What is the result of the reaction: Cu(s) + H2O(moisture) + CO2(from air)?
What is the result of the reaction: Cu(s) + H2O(moisture) + CO2(from air)?
- Corrosion
- Green precipitate (correct)
- Rust
- Black precipitate
Which type of reaction requires heat to carry out the reaction?
Which type of reaction requires heat to carry out the reaction?
- Combination
- Exothermic
- Decomposition (correct)
- Corrosion
Corrosion of silver results in the formation of which compound?
Corrosion of silver results in the formation of which compound?
What is the term used for the oxidation of fats and oils in food that causes a foul smell and bad taste?
What is the term used for the oxidation of fats and oils in food that causes a foul smell and bad taste?
What is the product of the reaction: 4Fe(s) + 3O2(from air) + xH2O(moisture)?
What is the product of the reaction: 4Fe(s) + 3O2(from air) + xH2O(moisture)?
Which type of reaction usually involves the evolution of heat?
Which type of reaction usually involves the evolution of heat?
In which process does gradual deterioration of a material occur due to the action of moisture, air, or chemicals in the environment?
In which process does gradual deterioration of a material occur due to the action of moisture, air, or chemicals in the environment?
Which reaction requires sunlight and is typically endothermic?
Which reaction requires sunlight and is typically endothermic?
What is the reason behind the foul smell and bad taste in rancid food?
What is the reason behind the foul smell and bad taste in rancid food?
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