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What is the most common oxidation state ...

What is the most common oxidation state of first transition series?

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Verified by Experts

The correct Answer is:
`+2`
Except Scandium (has+3), the most common oxidation state of the first transition series elements is +2 which arises due to loss of `4s-electrons`.
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RESONANCE-D BLOCK ELEMENTS-EXERCISE-I PART-I
  1. K(2)PtCl(6) is a well known compound whereas corresponding Ni compound...

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  2. Why do transition elements show variable oxidation state?

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  3. What is the most common oxidation state of first transition series?

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  4. What is meant by disproportionation of an oxidation state ? Give an e...

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  5. Name the three factors which determine the stability of a particular ...

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  6. Why is the value for (Mn^(3+))/(Mn^(2+)) couple much more positive tha...

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  7. Most of transition , metals can display hydrogen from dilute acid. Why...

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  8. {:("Element",Cr,Mn,Fe),(E^(0)(M^(2+)//M),-0.90V,-1.18V,-0.4V),(E^(0)(M...

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  9. Which of the following ions would form (i) coloured and (ii) colourles...

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  10. Why Ti^(4) complex are diamagnetic?

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  11. A substance is found to hav a magnetic moments of 3.9BM.How many unpai...

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  12. Why do Mn(II) show maximum paramagnetic character amongst the bivalent...

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  13. Explain gives reason. (a) Transition metal and many of their compoun...

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  14. Explain why transition metals and their many compounds act as goodd ca...

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  15. A transition metal form alloys with other transition elements . Explai...

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  16. Describe The general characteristics of transition elements with speci...

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  17. What happen when CuSO(4) solution is treated with (excess of ammonia...

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  18. What happen when silver nitrate solution is added to Na(2)S(2)O(3) sol...

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  19. What reaction will take place if a silver coin is put in dilute HNO(3)...

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  20. Which type of reaction MnO(4)^(2-)show with acid , dilute -alkali or w...

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