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Both Be and Al become passive on reactio...

Both Be and Al become passive on reaction with concentrated. nitric acid due to

A

The non-reactive nature of the metal

B

The non-reactive nature of the acid

C

The formation of an inert layer of oxide on the surface of the metals

D

Formation of active layer of oxide on the surface of metals

Text Solution

Verified by Experts

The correct Answer is:
C
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Give some examples for metals other than beryllium and aluminium that becomes passive on. treatment with concentrated nitric acid.

Aluminium is passive to concentrated nitric acid. Why?

Knowledge Check

  • Aluminium becomes passive in

    A
    `conc. HNO_(3)`
    B
    `H_(2)CrO_(4)`
    C
    `HClO_(4)`
    D
    conc. HCl

  • Anhydride of deutero nitric acid is

    A
    NO
    B
    `NO_2`
    C
    `N_2O_5`
    D
    `N_2O_4`

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