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Out of Fe^(2+) and Fe^(3+) ions, which i...

Out of `Fe^(2+)` and `Fe^(3+)` ions, which is more stable ?

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To determine the stability of the `Fe^(2+)` and `Fe^(3+)` ions, we will analyze their electronic configurations and the stability associated with them. ### Step-by-Step Solution: 1. **Identify the Atomic Number and Electronic Configuration of Iron:** - Iron (Fe) has an atomic number of 26. - The electronic configuration of iron is: \[ ...
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Out of Fe^(2+) and Fe^(3+) which is more paramagnetic and why?

(i)Which one out of Fe^(2+) and Fe^(3+) ions is more paramagnetic and why (ii)Which of the following ions are expected to becoloured and why Fe^(2+), Mn^(2+), Cr^(3+), Cu^(+) Sc^(3+), Ti^(4+)

Write electronic configuration of Fe^(2+) and Fe^(3+) ions. Which of these has more number of unpaired electrons? Atomic no. of Fe is 26 .

In the given chemical reaction, colors of the Fe^(2+) and Fe^(3+) ions, are respectively : 5Fe^(2+) + MnO_4^(-) + 8 H^(+) to Mn^(2+) + 4H_2O + 5Fe^(3+)

In the given chemical reaction, colors of the Fe^(2+) and Fe^(3+) ions, are respectively : 5Fe^(2+) + MnO_4^(-) + 8 H^(+) to Mn^(2+) + 4H_2O + 5Fe^(3+)

Assertion (A) : Fe^(3+) (g) ion is more stable than Fe^(2+)(g) ion. Reason (R) : Fe^(3+) ion has more number of unpaired electrons than Fe^(2+) ion.

1 mole of Fe^(2+) ions are oxidised to Fe^(3+) ions with the help of ( in acidic medium)

DINESH PUBLICATION-D-AND -F BLOCK ELEMENTS-Additional Important Question
  1. Copper (I) is diamagnetic while copper (II) is paramagnetic . Explain...

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  2. Zn^(2+) salt are white while Cu^(2+) salts are blue. Assign reason.

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  3. Out of Fe^(2+) and Fe^(3+) ions, which is more stable ?

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  4. Anhydrous ferric chloride is prepared by:

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  5. On the basis of the standard electroe potential values stated for acid...

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  6. Whys is chemistry of all lanthaoids identical ?

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  7. The element scandium (Z=21) does not exhibit variable oxidation state ...

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  8. Why is the E^(Theta) value for the Mn^(3+)//Mn^(2+) couple much postiv...

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  9. With 3d^(4) configuration, Cr^(2+) acts as a reducing agent but Mn^(3+...

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  10. One among the lanthanoides, Ce(III), can be easily oxidized to Ce(IV) ...

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  11. Copper (I) is diamagnetic while copper (II) is paramagnetic . Explain...

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  12. Why do chromium group elements have the highest melting point in their...

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  13. Why do transition metals form coloured complexes ?

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  14. Among transition metals, the highest oxidation state is exhibited in o...

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  15. Ce^(4+) is used as an oxidising agent in volumetric analysis. Why ?

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  16. Zn^(2+) salt are white while Cu^(2+) salts are blue. Assign reason.

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  17. Zr and Hf have identical sizes. Elaborate.

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  18. The lowest oxidation state of manganese is basic while the highest is ...

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  19. Mn(II) shows maximum paramagnetic character amongst the divalent ions...

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  20. Give reason for the folloiwng : (a) E("value")^(@) for Mn^(3+)//Mn^(...

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