A) NaOH
B) cone. HCl
C) \[{{N}_{2}}\]
D) cone. \[HN{{O}_{3}}\]
Correct Answer: D
Solution :
As it becomes passive by the action of cone. \[HN{{O}_{3}}\] forming a protective oxide layer on the surface.You need to login to perform this action.
You will be redirected in
3 sec