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प्रश्न
Write the ionic equation showing the oxidation of Fe(II) salt by acidified dichromate solutions.
उत्तर
Oxidation of Fe2+ salt by acidified solution K2Cr2O7 solution
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संबंधित प्रश्न
Complete the following chemical equation
Cr2O72- + 3Sn2+ + 14H+ →
Which of the following is amphoteric oxide?
\[\ce{Mn2O7, CrO3, Cr2O3, CrO, V2O5, V2O4}\]
Potassium permanganate acts as an oxidant in neutral, alkaline as well as acidic media. The final products obtained from it in the three conditions are, respectively.
Why \[\ce{HCl}\] should not be used for potassium permanganate titrations?
Potassium permanganate on heating at 513 K gives a product which is ______.
Potassium dichromate when heated with concentrated sulphuric acid and a soluble chloride, gives brown-red vapours of ______.
Indicate the step in the preparation of K2Cr2O7 from chromite ore.
Indicate the steps in the preparation of K2Cr2O7 from chromite ore.
Indicate the steps in the preparation of \[\ce{K2Cr2O7}\] from chromite ore.
Indicate the steps in the preparation of \[\ce{K2Cr2O7}\] from chromite ore.
