Question
Question: Iron is dropped in dil. \(HNO_{3}\), it gives....
Iron is dropped in dil. HNO3, it gives.
A
Ferric nitrate
B
Ferric nitrate and NO2
C
Ferrous nitrate and ammonium nitrate
D
Ferrous nitrate and nitric oxide
Answer
Ferrous nitrate and ammonium nitrate
Explanation
Solution
Iron is oxidised to ferrous nitrate and nitric acid is changed to ammonium nitrate
4Fe+10HNO3→4Fe(NO3)2+NH4NO3+3H2O