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Name the first element of the 3d transit...

Name the first element of the 3d transition metal series.

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ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. Write the highest oxidation state exhibited by chromium (Z = 24).

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  2. What is the most stable oxidation state of manganese (Z = 25)?

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  3. Name the first element of the 3d transition metal series.

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  4. Write the highest oxidation state of element with atomic number 23.

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  5. Name the tripositive metal ion represented by the configuration 1s^2 2...

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  6. Give reasons: Name one ore each of the manganese and chromium.

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  7. What are interstitial compounds? Mention principla physical and chemic...

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  8. Which compound of thorium is used in making incandescent gas lamp mant...

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  9. Give reason: among transition metals, the highest oxidation state is e...

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  10. Why is that an orange solution of K2Cr2O7 turns yellow on adding NaOH ...

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  11. Name a transition metal which does not exhibit variation in oxidation ...

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  12. Write all possible oxidation states of an element having atomic number...

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  13. Write electronic configuration of Cr(24)

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  14. Zn^(2+) salts are colourless while Cu^(2+) salts are coloured. Give re...

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  15. How would you account for the following? Zn, Cd and Hg are normally no...

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  16. Why do transition elements show variable oxidation state?

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  17. Write formula of a compound where the transition metal is in +7 oxidat...

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  18. On what ground can you say that scandium (Z = 21) is a transition elem...

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  19. Explain why E^@ for Mn^(3+)||Mn^(2+) couple is more positive than that...

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  20. Among the ionic species, Sc^(3+), Ce^(4+) and Eu^(2+), which one is a ...

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