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Which of the following pair of substance...

Which of the following pair of substance give same gaseous product on reaciton with water?

A

`CaCO_(3)`

B

`MgCO_(3)`

C

`Mg(NO_(3))_(2)`

D

`Ca(NO_(3))_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Compound gives brick red flame, which indicates that the compounds contains calcium.
`2Ca(NO_(3))_(2)overset(Delta)(rarr)2CaO+underset(gas)underset(Brown)(4 NO_(2))+O_(2)`
`CaCO_(3)overset(Delta)(rarr)CaO+CO_(2)`
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