The correct statement(s) about above flow diagram is/are:

Adding an excess of hyposolution to the brown solution, 'D' is reduced to colourless solution and white precipitate becomes visible.

F is $C u_{3} {[F e {(C N)}_{6}]}_{2}$

The reduction of hyposolution yields tetrathionate ions

The co-ordination number of iron in the chocolate brown ppt. (F) is different from that of $K_{4} [F e {(C N)}_{6}]$

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The correct Answer is:A

Updated on:21/07/2023