Origional solution xrightarrow [H2 S textgas]dil . HCl Precipitate How many of the below given cations will give this result? Mg2 + , Ca2 + , Ni2 + , Fe3 + , Pb2 + , Cu2 + , Ba2 +

Question

Origional solution xrightarrow [H2 S textgas]dil . HCl Precipitate How many of the below given cations will give this result? Mg2 + , Ca2 + , Ni2 + , Fe3 + , Pb2 + , Cu2 + , Ba2 + (A)  (B)  (C)  (D)

Tardigrade Admin · Accepted Answer

The given group reagent [ Dil.HCl +H2S gas] is for precipitating group II ions as their sulphides. Among the given cations, only Pb2 + and Cu2 + are group II cations.

Q. Origional solution $d i l . H Cl H_{2} S gas$ Precipitate
How many of the below given cations will give this result?
$M g^{2 +}$ , $C a^{2 +}$ , $N i^{2 +}$ , $F e^{3 +}$ , $P b^{2 +}$ , $C u^{2 +}$ , $B a^{2 +}$

The given group reagent [ $D i l . H Cl$ $+ H_{2} S$ gas] is for precipitating group $II$ ions as their sulphides. Among the given cations, only $P b^{2 +}$ and $C u^{2 +}$ are group $II$ cations.

Q. Origional solution dil.HClH2​Sgas​ Precipitate How many of the below given cations will give this result? Mg2+ , Ca2+ , Ni2+ , Fe3+ , Pb2+ , Cu2+ , Ba2+

The given group reagent [ Dil.HCl +H2​S gas] is for precipitating group II ions as their sulphides. Among the given cations, only Pb2+ and Cu2+ are group II cations.

Q. Origional solution $d i l . H Cl H_{2} S gas$ Precipitate
How many of the below given cations will give this result?
$M g^{2 +}$ , $C a^{2 +}$ , $N i^{2 +}$ , $F e^{3 +}$ , $P b^{2 +}$ , $C u^{2 +}$ , $B a^{2 +}$

The given group reagent [ $D i l . H Cl$ $+ H_{2} S$ gas] is for precipitating group $II$ ions as their sulphides. Among the given cations, only $P b^{2 +}$ and $C u^{2 +}$ are group $II$ cations.