Question

Why are decomposition reaction called the opposite of combination reactions. Explain with equations?

Answer 1

Answer:

In a combination reaction two or more substances are combined to form new substance

while

in the decomposition reaction one substance decomposes into two or more substances.

Hence, the decomposition reactions are called opposite of combination reactions.

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Answer 2

Hii

AB------->A + B

in decomposition reaction reactent change in to single product and in combination two or more reactent to form a product .

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