Amongst the following the metals which become passive when dipped in c – InterviewSolution

1.	Amongst the following the metals which become passive when dipped in conc. HNO_(3) are Sn, Pb, Fe, Cr, Zn, Ni, Hg, Al, Cu.
Answer» SOLUTION :Fe, CR, Ni and Al BECOMES PASSIVE when dipped in conc. `HNO_(3)`.

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