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Which of the following oxides of chromiu...

Which of the following oxides of chromium is amphoteric in nature?

A

CrO

B

`Cr_(2)O_(3)`

C

`CrO_(3)`

D

`CrO_(5)`

Text Solution

Verified by Experts

The correct Answer is:
C
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V PUBLICATION-THE d- AND f- BLOCK ELEMENTS-QUESTION BANK
  1. (CrO)(3) dissolves in aqueous ) (NaOH) to give )

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  2. Which chromium compound is widely used in tanning of leather?

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  3. Which of the following oxides of chromium is amphoteric in nature?

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  4. Manganese exhibits maximum oxidation state in

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  5. The number of moles of acidified KMnO4 required to convert one mole of...

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  6. The equivalentweight of K(2) Cr(2) O7 in acid medium is equal to

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  7. An aqueous solution of FeSO4.Al2(SO4)3 and chrome alum is heated with ...

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  8. In acidic medium. one mole of '(MnO4-' accepts how many moles of elect...

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  9. In the standardisation of Na(2)S(2)O(3) using K(2)Cr(2)O(7) by iod...

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  10. K2[HgI4] detects the ion/group )

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  11. The compound used for gravimetric estimation of Cu(II) is

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  12. Among the following compounds that is both paramagnetic and coloured i...

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  13. Vanadium (iii) oxide is a strorng

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  14. Least paramagnetic property is shown by

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  15. When When '(MnO)(2)', s fused with '(KOH)', a coloured compound is fo...

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  16. In the dichromate dianion

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  17. A red solid is insoluble in water. However, it becomes soluble if some...

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  18. Titanium shows magnetic moment of '1.73 (BM)' in its compound. What is...

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  19. In nitroprusside ion,.iron and NO exist as Fe (II) and NO^(+) rather t...

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  20. One mole of acidified '(K)(2) (Cr)(2) (O)(7)' on reaction with excess ...

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