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Why do the transition elements exhibit h...

Why do the transition elements exhibit higher enthalpies of atomisation?

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(a) Why do the transition elements exhibit higher enthalpies of atomization? (b) Draw the structure of Cr_2O_7^(2-) ion. (c) Why is hydrochloric acid not used in potassium permanganate titrations?

Why do the transition elements have higher enthalpies of atomisation? In 3d series (Sc to Zn), which element has the lowest enthalpy of atomisation and why?

The transition metals exhibit higher enthalphies of atomisation due to :

The transition element that has lowest enthalpy of atomisation, is :

DINESH PUBLICATION-D-AND -F BLOCK ELEMENTS-Question From Board Examination
  1. Which of the following actinoids is well known to exhibit +2 oxidation...

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  2. Why do actinoid elements show wide range of oxidation states ?

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  3. Why do the transition elements exhibit higher enthalpies of atomisatio...

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  4. (i) Write an oxidising reaction of K(2)Cr(2)O(7) in the acidic medium....

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  5. Silver atom has completely filled d orbitals (4d^(10)) in its ground s...

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  6. Explain actinoid contraction .

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  7. Why do transition elements show variable oxidation state?

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  8. Explain the following properties of transition elements. (i) Variab...

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  9. Describe the preparation of potassium dichromate from chromite ore. Wh...

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  10. (a) What is Lanthanoids contraction ? (b) What are Interstial compou...

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  11. Complete the following : 3MnO(4)^(2-)+4H^(+) to

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  12. How will you account for the following : (a) (i) The chemistry of act...

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  13. (a) How would you account for the following : (i) Actinoids contract...

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  14. (i) Account for the fact that Eu^(2+) is a strong reducing agent. (...

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  15. {:(E(M^(2+)//M)^(@),Cr,Mn, Fe, Co, Ni, Cu),(,-0.91,-1.18,-0.44,-0.28,-...

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  16. When chromite ore FeCr(2)O(4) is fuse with NaOH in presence of air, a ...

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  17. Complete the following chemical equations : (i) 8MnO(4)^(-)+3S(2)O(3...

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  18. Give reason for the following : (i) Mn shows the highest oxidation s...

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  19. (a) Account for the following : (i) Mn(2)O(7) is acidic whereas MnO ...

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  20. The element of 3d transition series are given as : Sc Ti V Cr Mn Fe ...

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