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JEE Main & Advanced Chemistry Metallurgy / धातुकर्म Question Bank Numerical Value Type Questions - s-Block, p-Block & Metallurgy

  • question_answer
    Aluminium becomes passive in
    (i) Conc. \[HN{{O}_{3}}\]                     
    (ii) \[{{H}_{2}}Cr{{O}_{4}}\]
    (iii) Conc. \[HCl{{O}_{4}}\]       
    (iv) Conc. \[HCl\]

    Answer:

    3.00


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