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With reference to the first row transiti...

With reference to the first row transition metals.
Name a metal which shows maximum number of oxidation states.

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Manganese
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With reference to the first row transition series: i) Name the metal which possesses maximum number of oxidation states. ii) Among Zn^(+2) and Cu^(+2) which is colourless? iii) Between Ti^(2+) and V^(2+) which ion contains more number of unpaired electrons?

What are transition metals ?

Name the metal of the 1^(st) row transition series that Exhibits maximum number of oxidation states.

(i) Name the element of 3d-transition series which shows maximum number of oxidation states. Why does it show so? (ii) Which transition metal of 3d-series has positive E^0(M^(2+)//M) value and why? (iii) Out of Cr^(3+) and Mn^(3+) which is a stronger oxidizing agent and hy? (iv) Name a member of the lanthanoid series which is well known to exhibit + 2 oxidation state. (v) Complete the following equaton: MnO_(4)^(-) + 8H^(+) + 5e^(-) to

With reference to first row transition series. Between Ti^(+2) and V^(+2) which ion contains more number unpaired electrons.

With reference to first row transition series. Among Zn^(+2) and Cu^(+2) which is colourless.

How would you account for the following: (i) Cr^(2+) is reducing in nature while with the same d-orbital configuration (d^4) Mn^(3+) is an oxidising agent. (ii) In a transition series of metals, the metal which exhibits the greatest number of oxidation state occurs in the middle of the series.

Which of the following halogens shows least number of oxidation states?

SUBHASH PUBLICATION-THE 'd' - AND 'f' - BLOCK ELEMENTS -Question and Answer
  1. Name the metal of the 1^(st) row transition series that has zero spi...

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  2. Name the metal of the 1^(st) row transition series that Exhibits max...

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  3. With reference to the first row transition metals. Name a metal whic...

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  4. With reference to first row transition series. Among Zn^(+2) and Cu^...

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  5. With reference to first row transition series. Between Ti^(+2) and V...

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  6. Calculate the spin only magnetic moment of Fe^(2+)

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  7. Which element of 3d series exhibits maximum oxidation state?

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  8. Between Cu((aq))^(2+) and Cu((aq))^(+) which is more stable?

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  9. Transition metals are very hard and have high melting and boiling poin...

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  10. d' block elements shows variable oxidation states Why.

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  11. Name a transition element which does not exhibit variable oxidation st...

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  12. Sc^(3+) ions are colourless where as V^(3+) ions are coloured. Give re...

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  13. Why Sc^(3+) salts are colourless whereas Cr^(3+) salts are coloured.

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  14. Why Ti^(4+) is colourless where as Cr^(3+) salts are coloured.

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  15. Name the electrode system which have positive E^(0) value in 3d series...

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  16. Give any two reasons for the formation of large number of complex comp...

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  17. Cu^(2+) ions are coloured but Zn^(2+) ions are colourless. Give reason...

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  18. Transition elements shows catalytic property. Give two reason.

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  19. What are interstitial compounds?

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  20. How is potassium dichromate prepared from chromite are ?

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