Chemistry
Related Questions
Tests for nitric acid
Nitric acid Complete and balance the equations 32. Heat on nitric acid HNO3 ⟶ H2O + …………… [g]+ …………… [g]
[reddish brown fumes evolved]33. Heat on copper and conc. HNO3 Cu + HNO3 ⟶ …………… + …………… + …………… [g]
[dense reddish brown fumes evolved - blue solution remains]34. Brown ring test FeSO4 + H2SO4 + …………… ⟶ …………… + …………… + NO
[FeSO4 + NO ⟶ ……………]
[A brown ring of nitroso ferrous sulphate is formed at the junction of the two liquids]Give equation for the action of heat on –
- NH4Cl
- NH4NO3
State whether the reaction is an example of thermal decomposition or thermal dissociation.
State why pure nitric acid takes on a yellowish brown colour when exposed to light.
Write an equation for the following reaction: Copper and concentrated nitric acid.