Which nitrate will decompose to give NO_(2) on heating?

1.	Which nitrate will decompose to give NO_(2) on heating?
Answer» `NaNO_(3)` `KNO_(3)` `RbNO_(3)` `LiNO_(3)` SOLUTION :Only `LiNO_(3)` gives `NO_(2)` on HEATING. All other nitrates given oxygen. ,brgt `4LiNO_(3)overset(Delta)to 2Li_(2)O+4NO_(2)+O_(2)` `2NaNO_(3)+ overset(Delta)to 2NaNO_(2)+O_(2)`

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