Thursday, March 14, 2013

Why are decomposition reactions called the opposite of combination reactions?


Question 11. Why are decomposition reactions called the opposite of combination reactions?
Write equations for these reactions.
Answer:
In Decomposition reaction a single substance decomposes to form two or more substances which is exact opposite of Combination reaction in which two or more reactants combine to form a single product that is why decomposition reactions called the opposite of combination reactions. For examples
Decomposition reaction:

Combination Reaction: 

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