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: Select from the following a process in which a combination reaction is involved: (2024)
(a) Black and White photography
(b) Burning of coal
(c) Burning of methane
(d) Digestion?
(a) Black and White photography
(b) Burning of coal
(c) Burning of methane
(d) Digestion?
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: Select from the following a process in which a combination reaction ...
Understanding Combination Reactions
Combination reactions are a type of chemical reaction where two or more substances combine to form a single product. Among the options provided, the burning of methane is a prime example of a combination reaction.
Burning of Methane
- Chemical Reaction: The combustion of methane (CH4) involves the combination of methane with oxygen (O2) from the air.
- Reaction Equation: The reaction can be represented as:
- CH4 + 2O2 → CO2 + 2H2O
- Products: This reaction produces carbon dioxide (CO2) and water (H2O) as products.
Why It’s a Combination Reaction
- Formation of New Substances: In this reaction, methane and oxygen combine to create new substances, CO2 and H2O, showcasing the essence of a combination reaction.
- Exothermic Process: The burning of methane releases energy in the form of heat and light, making it a significant reaction for energy production.
Comparison with Other Options
- Black and White Photography: This involves chemical processes but does not represent a combination reaction.
- Burning of Coal: While it involves combustion, it does not solely represent a simple combination reaction as it produces multiple products.
- Digestion: This is a complex biochemical process involving multiple reactions, not a straightforward combination.
Conclusion
The burning of methane clearly illustrates a combination reaction, where two reactants come together to form new products while releasing energy. This process is essential in various applications, including heating and cooking.
Combination reactions are a type of chemical reaction where two or more substances combine to form a single product. Among the options provided, the burning of methane is a prime example of a combination reaction.
Burning of Methane
- Chemical Reaction: The combustion of methane (CH4) involves the combination of methane with oxygen (O2) from the air.
- Reaction Equation: The reaction can be represented as:
- CH4 + 2O2 → CO2 + 2H2O
- Products: This reaction produces carbon dioxide (CO2) and water (H2O) as products.
Why It’s a Combination Reaction
- Formation of New Substances: In this reaction, methane and oxygen combine to create new substances, CO2 and H2O, showcasing the essence of a combination reaction.
- Exothermic Process: The burning of methane releases energy in the form of heat and light, making it a significant reaction for energy production.
Comparison with Other Options
- Black and White Photography: This involves chemical processes but does not represent a combination reaction.
- Burning of Coal: While it involves combustion, it does not solely represent a simple combination reaction as it produces multiple products.
- Digestion: This is a complex biochemical process involving multiple reactions, not a straightforward combination.
Conclusion
The burning of methane clearly illustrates a combination reaction, where two reactants come together to form new products while releasing energy. This process is essential in various applications, including heating and cooking.
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: Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion?
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: Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion? for Class 10 2024 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about : Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion? covers all topics & solutions for Class 10 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for : Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion?.
: Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion? for Class 10 2024 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about : Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion? covers all topics & solutions for Class 10 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for : Select from the following a process in which a combination reaction is involved: (2024)(a) Black and White photography(b) Burning of coal(c) Burning of methane(d) Digestion?.
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