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Which of the following oxides are amphot...

Which of the following oxides are amphoteric?

A

`V^(5+)`

B

`Zn^(2+)`

C

`Fe^(2+)`

D

`Fe^(3+)`

Text Solution

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The correct Answer is:
A, B
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-VI (H.W)
  1. Transition element act as good catalysts because

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  2. The true statement among the following are:

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  3. Which of the following oxides are amphoteric?

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  4. Which of the following are nonferrous alloys?

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  5. In the formation of intersitital compounds by transition metals, ident...

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  6. Which of the following is/are correct about Wilkinson's catalyst?

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  7. Which of the following statement(s) is /are correct for the alloys, br...

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  8. The E^(0) values are Zn^(2+)//Zn:-0.76V,Fe^(2+)//Fe:-0.44V, Ni^(2...

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  9. The E^(0) values are Zn^(2+)//Zn:-0.76V,Fe^(2+)//Fe:-0.44V, Ni^(2...

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  10. The E^(0) values are Zn^(2+)//Zn:-0.76V,Fe^(2+)//Fe:-0.44V, Ni^(2...

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  11. The transition metals and their compounds have paramagnetic properties...

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  12. The transition metals and their compounds have paramagnetic properties...

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  13. The transition metals and their compounds have paramagnetic properties...

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  14. The (n-1)d shell of electron in d-block elements is expanding and, the...

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  15. The (n-1)d shell of electron in d-block elements is expanding and, the...

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  16. Paramagnetism is a property due to the presence of unpaired electrons....

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  17. Paramagnetism is a property due to the presence of unpaired electrons....

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  18. Paramagnetism is a property due to the presence of unpaired electrons....

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  19. Match the following

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  20. Match the following

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