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प्रश्न
How many moles of I2 are liberated when 1 mole of potassium dichromate react with potassium iodide?
विकल्प
1
2
3
4
MCQ
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उत्तर
3
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The d-Block Elements (Transition Elements) - Some Important Compounds of Transition Elements
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संबंधित प्रश्न
What is the geometry of chromate ion?
- Tetrahedral
- Octahedral
- Trigonal planer
- Linear
What is the molecular formula of chromyl chloride?
(A) CrO2Cl2
(B) CrOCl2
(C) CrCl3
(D) Cr2OCl2
Draw structure of dichromate ion
In acid medium, potassium permanganate oxidizes oxalic acid to ____________.
Which of the following statements is not true?
Permanganate ion changes to ____________ in acidic medium.
The number of moles of acidified KMnO4 required to oxidize 1 mole of ferrous oxalate (FeC2O4) is ____________.
Describe the preparation of potassium dichromate.
Complete the following.
\[\ce{C6H5CH3 ->[acidified][KMnO4]?}\]
Complete the following.
\[\ce{MnO^-_4 + Fe^2+ ->?}\]
