Which of the following statements is incorrect?
- AMetals in highest oxidation states are more stable in oxides than in fluorides.
- BAll elements of $3d$ series exhibit variable oxidation states.
- CIn highest oxidation states,the transition metals show acidic character.
- D$Mn^{3+}$ and $Co^{3+}$ are oxidizing agents in aqueous solution.
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Similar Questions
In the $3d$ series,the metal having the highest $M^{2+}/M$ standard electrode potential is .... .
The aqueous solution containing which one of the following ions will be colourless?
MediumAIPMT 2000
View SolutionAssertion : Borax bead test is not suitable for $Al(III)$.
Reason : $Al_2O_3$ is insoluble in water.
Reason : $Al_2O_3$ is insoluble in water.
MediumAIIMS 2005
View SolutionExplain 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 SolutionThe ability of transition metal ions to form complex compounds is due to:
Easy
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