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प्रश्न
Write the ionic equation showing the oxidation of Fe(II) salt by acidified dichromate solutions.
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उत्तर
Oxidation of Fe2+ salt by acidified solution K2Cr2O7 solution
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संबंधित प्रश्न
Complete the following equations : 2 Na2CrO4 + 2 H + →
Complete the following equations : MnO4- + 4H+ + 3e- →
Complete the following equation :
Name a member of the lanthanoid series that is well-known to exhibit +2 oxidation state.
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.
In the two tetrahedral structures of dichromate ion, ______.
Complete the reaction mentioning all the products formed:
\[\ce{Cr2O^{2-}7 + 3H2S + 8H^+ ->}\]
Indicate the steps in the preparation of \[\ce{K2Cr2O7}\] from chromite ore.
Describe the preparation of potassium permanganate. How does the acidified permanganate solution react with SO2? Write the ionic equation for the reaction.
Indicate the steps in the preparation of \[\ce{K2Cr2O7}\] from chromite ore.
