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प्रश्न
Using IUPAC norms, write the formula of potassium trioxalatochromate(III).
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उत्तर
K3[Cr(C2O4)3]
संबंधित प्रश्न
Complete the following equations : MnO4- + 4H+ + 3e- →
Complete the following chemical equation
Cr2O72- + 3Sn2+ + 14H+ →
Give an example and suggest a reason for the following feature of the transition metal chemistry:
The lowest oxide of transition metal is basic, the highest is amphoteric/acidic.
Which of the following is amphoteric oxide?
\[\ce{Mn2O7, CrO3, Cr2O3, CrO, V2O5, V2O4}\]
What is the effect of pH on dichromate ion solution?
Indicate the steps in the preparation of \[\ce{K2Cr2O7}\] 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.
Describe the preparation of potassium permanganate. How does the acidified permanganate solution react with SO2? Write the ionic equation for the reaction.
Describe the preparation of potassium permanganate. How does the acidified permanganate solution react with oxalic acid? Write the ionic equation for the reaction.
