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……………. Is a decompositon reaction....

……………. Is a decompositon reaction.

A

`CaCO_(3) overset(Delta)to CaO + CO_(2)`

B

`H_(2)O + CO_(2) to H_(2)CO_(3)`

C

`CaS + 2HCl to CaCl_(2) + H_(2)S`

D

`2H_(2) + O_(2) to 2H_(2)O`

Text Solution

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The correct Answer is:
A
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