Interstitial compounds, alloy formation and preparation of K2Cr2O7 and KMnO4Medium

Chromate and Dichromate Reaction Sequence

Consider the following reactions
K₂Cr₂O₇ $\xrightarrow[{ - {H_2}O}]{{KOH}}$ [A] $\xrightarrow[{ - {H_2}O}]{{{H_2}S{O_4}}}$ [B] + K₂SO₄
The products [A] and [B], respectively are :

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