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Which of the following oxide is amphoter...

Which of the following oxide is amphoteric ?

A

`Na_(2)O`

B

`Al_(2)O_(3)`

C

`SO_3`

D

`P_2O_5`

Text Solution

Verified by Experts

The correct Answer is:
B
Out of the given four oxides, `Al_(2)O_(3)` is most amphoteric.
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DINESH PUBLICATION-THE BORON FAMILY -RQ(Revision Questions From Competitive Exams.)
  1. Aluminothermy used for on the spot welding of large iron structures is...

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  2. Which of the following statements is not true for Al and B ?

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  3. Which of the following oxide is amphoteric ?

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  4. The chief ore of aluminium is

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  5. Name a metal other than aluminium that is covered with a layer of oxid...

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  6. The chemical formula of bauxite is

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  7. Al(2)O(3) formation from aluminium and oxygen involves evolution of a ...

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  8. Inert pair effect plays an important role in case of

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  9. Which member of group 13 does not exhibit the group valency in its com...

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  10. In which of the following elements +1 oxidation state is more stable t...

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  11. Aluminium becomes passive in

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  12. Which is true for an element R present in 13 th group of the perodic ...

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  13. An example of alum is

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  14. Alum is not used

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  15. Which is used in high temperature thermometry ?

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

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  17. Aluminium vessels should not be washed with materials containing washi...

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  18. In the thermite welding process we use

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  19. Which one of the following is a correct statement ?

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  20. Which of the following is most abundant in the earth's crust ?

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