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Aluminium is more reactive than iron. Bu...

Aluminium is more reactive than iron. But aluminium is less easily corroded than iron because.

A

Aluminimum is a noble metal

B

Oxygen forms a protective oxide layer

C

Iron undergoes reaction easily with water

D

Iron undergoes reaction easily with water

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The correct Answer is:
B
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NARAYNA-13TH GROUP ELEMENTS-Level-II (H.W)
  1. Which one of following is not an electron deficient compound

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  2. Which of the following oxides dissolves in both hydrochloric acid and ...

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  3. When borax is dissolved in water:

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  4. All the products formed in the oxidation of NaBH(4) by I(2) are

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  5. Which is used to separate Al(2)O(3) and Fe(2)O(3)

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  6. Aluminium is more reactive than iron. But aluminium is less easily cor...

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  7. A white precipitate (X) is formed when a mineral of Boron (W) is bolie...

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  8. Boron form many compound like boric acid, borax inorganc graphite etc....

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  9. Boron form many compound like boric acid, borax inorganc graphite etc....

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  10. Boron form many compound like boric acid, borax inorganc graphite etc....

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  11. Colemanite + G (compound) rarr A + B + C Coverset(Delta)rarrD+E("gas...

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  12. Colemanite + G (compound) rarr A + B + C Coverset(Delta)rarrD+E("gas...

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  13. Colemanite + G (compound) rarr A + B + C Coverset(Delta)rarrD+E("gas...

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  14. Group 13 element reacts with halogen and forms a compound P shows the ...

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  15. Group 13 element reacts with halogen and forms a compound P shows the ...

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  16. Orthoboric acid, B(OH)(3), is the normal end product of hydrolysis of ...

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  17. Orthoboric acid, B(OH)(3), is the normal end product of hydrolysis of ...

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  18. Orthoboric acid, B(OH)(3), is the normal end product of hydrolysis of ...

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  19. The compound Y is

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  20. The compound X is

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