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  • Identify the incorrect statment.  Option: 1 The oxidation states of chromium in <img alt="CrO_{4}^{2-}" src="https://learn.careers36

Identify the incorrect statment.
 

Option: 1

The oxidation states of chromium in CrO_{4}^{2-} and  Cr_{2}O_{7}^{2} are not the same.


Option: 2

Cr^{2+}(d^{4}) is a stronger reducing agent than Fe^{2+}(d^{6}) in water.


Option: 3

The transition metals and their compounds are known for the their catalytic activity due to their aility to adopt multiple oxidation states and to form complexes.

 


Option: 4

Interstitial compounds those that are formed when sma;l atoms like H, C or N are trapped inside the crystal lattices of metals.


Answers (1)

best_answer

The oxidation states of Chromium are the same in CrO{_{4}}^{2-} and Cr_{2}O{_{7}}^{2-} and equal to +6.  Hence the first statement is incorrect

Therefore, Option(1) is correct.

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Sayak

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