Choose the correct statement. $Fe^{3+}$ ion is more stable than $Fe^{2+}$ ion because
- AMore the charge on the atom,more is its stability
- BConfiguration of $Fe^{2+}$ is $3d^6$ while $Fe^{3+}$ is $3d^5$
- C$Fe^{2+}$ has a larger size than that of $Fe^{3+}$
- D$Fe^{3+}$ ions are coloured
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Similar Questions
Explain the variations in atomic radii of transition elements along the period. The following table provides data for the first transition series:
Element Sc Ti $V$ Cr Mn Fe Co Ni Cu Zn Metallic Radius $M$ (pm) $164$ $147$ $135$ $129$ $137$ $126$ $125$ $125$ $128$ $137$
| Element | Sc | Ti | $V$ | Cr | Mn | Fe | Co | Ni | Cu | Zn |
|---|---|---|---|---|---|---|---|---|---|---|
| Metallic Radius $M$ (pm) | $164$ | $147$ | $135$ | $129$ | $137$ | $126$ | $125$ | $125$ | $128$ | $137$ |
Difficult
View SolutionWhy are transition elements less electropositive than the metals of group-$1$ and group-$2$?
Easy
View SolutionThe correct order of atomic/ionic radii is
Difficult
View SolutionWhich of the following arrangements does not represent the correct order of the property stated against it?
Which of the following cations has the lowest spin-only magnetic moment?
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