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A substance which gives a brick red flam...

A substance which gives a brick red flame and breaks down on heating giving oxygen anda brown gas is:

A

calcium carbonate

B

magnesium carbonate

C

magnesium nitrate.

D

calcium nitrate

Text Solution

Verified by Experts

The correct Answer is:
D
`underset("red flam")underset("gives bric")(2Ca(NO_3)_2) overset("Heat") rarr 2CaO + underset("Brown gas")(4NO_2) + O_2`
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