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प्रश्न
Complete the following.
\[\ce{Na2Cr2O7 + KCl ->?}\]
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उत्तर
\[\ce{Na2Cr2O7 + 2KCl -> K2Cr2O7 + 2NaCl}\]
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संबंधित प्रश्न
What is the molecular formula of chromyl chloride?
(A) CrO2Cl2
(B) CrOCl2
(C) CrCl3
(D) Cr2OCl2
Draw the structure of the chromate ion.
In acid medium, potassium permanganate oxidizes oxalic acid to ____________.
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.
\[\ce{Cr2O^2-_7 + I^- + H^+ ->?}\]
Explain why Cr2+ is strongly reducing while Mn3+ is strongly oxidizing.
Why do the d-block elements form coloured compounds?
