An orangesolid (A) on heating gives a green residue along with a gas (C ). (C ) on treatment with Mg gives a compounds (D) which hydrolyses to give a gas (E) which on reaction with K_(2)HgI_(4) gives a ppt. An aq. Solution of (E) when passed through a solution of Hg^(2+) salt gives a ppt (F). The solution of (E) when passed through a solution of a metallic sulphide (M) white in colour gives a ppt which dissolves on addition of excess of (E). The orange solid is

An orangesolid (A) on heating gives a green residue along with a gas (

1.	An orangesolid (A) on heating gives a green residue along with a gas (C ). (C ) on treatment with Mg gives a compounds (D) which hydrolyses to give a gas (E) which on reaction with K_(2)HgI_(4) gives a ppt. An aq. Solution of (E) when passed through a solution of Hg^(2+) salt gives a ppt (F). The solution of (E) when passed through a solution of a metallic sulphide (M) white in colour gives a ppt which dissolves on addition of excess of (E). The orange solid is
Answer» `Bi_(2)(CrO_(4))_(3)` `(NH_(4))_(2)Cr_(2)O_(7)` `Naa_(2)CrO_(4)` `NH_(4)ClO_(4)^(-)` SOLUTION :