1.

Match the salts listed in column I with the colour of the precipitate and reagent listed in column II. {:("Column I","Column II"),((A)FeSO_4,(p)"Green precipitate with NaOH"),((B)Bi(NO_3)_3,(q)"White precipitate with" Pb(NO_3)_2),(( C)Ni(NO_3)_2,(r)"Yellow precipitate with"NH_4NO_2 and CH_3COOH "on warming"),((D)CoCl_2,(s)"Black precipitate with"H_2S),(,(t)"White precipitate with excess of water"):}

Answer»


Solution :(A)Green PRECIPITATE of `Fe(OH)_2` , White precipitate of `PbSO_4` , Black precipitate of FeS
(B)Black precipitate of `Bi_2S_3` , White precipitate of `BiO^(+)NO_3^(-)`
(C )Green precipitate of `Ni(OH)_2` , Black precipitate of NiS
(D)YELLOW precipitate of `(NH_4)_3[Co(NO_2)_6]` , Black precipitate of CoS


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