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The most common oxidation states of 3d s...

The most common oxidation states of 3d series elements

A

0

B

`+1`

C

`+2`

D

`+3`

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The correct Answer is:
C
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TARGET PUBLICATION-D AND F-BLOCK ELEMENT -COMPETITIVE THINKING
  1. The correct of decreasing second ionisation enthalpy of Ti(22),V(23),C...

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  2. Four successive members of the first row transition elements are liste...

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  3. The most common oxidation states of 3d series elements

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  4. In acidic medium, H(2)O(2) changes Cr(2)O(7)^(-2) to CrO(5) which has ...

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  5. Identify the oxidation states of titinium (Z=22) and copper (Z=29) in ...

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  6. The aqueous solution containing which one of the following ions will b...

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  7. The colour of light absorbed by an aqueous solution of CuSO(4) is

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  8. Identify the metal that froms colourless compounds.

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  9. Select the coloured compound amongst the following (atomic no Ti=22,Cr...

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  10. Which metal is used as a part of catalyst in Fischer-Tropschin method?

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  11. Which of the following ion is diamagnetic?

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  12. Magnetic moments 2.84 B.M is given by : (At. nos. ni = 28, Ti = 22, ...

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  13. Which of the following ion has the maximum theoretical magnetic moment...

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  14. Which of the following statements about the interstitial compounds is ...

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  15. The ore chromite is.

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  16. How is sodium chromate converted into sodium dichromate in the manufac...

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  17. Potassium dichromate is a good oxidising agent in acidic medium the...

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  18. Which one of the following statement is correct when SO(2) is passed ...

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  19. The reaction of K2 Cr2 O7 with NaCl and conc. H2 SO4 gives.

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  20. KMnO(4) can be prepared from K(2)MnO(4) as per the reaction 3MnO(4)^...

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