{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

ASA-Group1 - 2 and Pb 2 is present — Since the remaining...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
ASA for Expt. 19 1. 2. A. Hg 2 2+ (aq) + 2 Cl (aq) Hg 2 Cl 2 (s) B. Pb 2+ (aq) + CrO 4 2– (aq) PbCrO 4 (s) C. Hg 2 Cl 2 (s) + 2 NH 3 (aq) Hg (l) + HgNH 2 Cl (s) + NH 4 + (aq) + Cl (aq) D. Ag(NH 3 ) 2 + + 2 H + (aq) + Cl (aq) AgCl (s) + 2 NH 4 + (aq) 3. — Since the precipitate is partially soluble in hot water, it contains PbCl
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 2 , and Pb 2+ is present. — Since the remaining precipitate dissolves on addition of 6 M NH 3 , there is no Hg produced, and the unknown did not contain Hg 2 2+ . — The Ag + ion is present, since there had to be something in the precipitate that dissolved in NH 3 ....
View Full Document

{[ snackBarMessage ]}