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In which of the following compounds oxid...

In which of the following compounds oxidation number of an element is fractional?

A

`NaN_3`

B

`Kl_3`

C

`Fe_3O_4`

D

All of these

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AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE
  1. In which of the following compounds oxidation number of an element is ...

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  2. Incorrect statement about borax is

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  3. B — F bond length in BF3 and BF4- are respectively

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  4. The best Lewis acid is

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  5. An aqueous solution of borax is

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  6. Thermodynamically the most stable form of carbon is (a) diamond , (b...

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  7. Consider the following statements about Buckminster fullerene (C60). I...

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  8. Why potassium carbonate (K(2)CO(3)) cannot be prepared by Solvay-ammon...

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  9. Quartz' is the compound of

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  10. Dry ice is

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  11. The average velocity of an ideal gas molecule at 27^oC is 0.8m/s. The ...

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  12. Consider the following statements at room temperature. l. CO2 is a gas...

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  13. Consider the following reactions Z + 3LiAlH4 to X + 3LiF + 3AlF3 X ...

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  14. (3c, 2e) bond is present in

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  15. Hybrid state of aluminium chloride in aqueous medium is

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  16. When CO2(g) is passed to lime water, there is appearance of milkiness....

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  17. Soda ash is

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  18. Lithium is the strongest reducing agent though it has highest ionisati...

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  19. Which of the following compound is used to regenerate ammonia in the p...

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  20. Consider the following statements. I. Li2CO3 decomposes easily on heat...

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  21. Match the Column-I with Column-ll.

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