potassium chromate and lead(II) nitrate
Adding yellow potassium chromate to colorless lead(II) nitrate produces a yellow precipitate.
Solution A: 0.2 M potassium chromate (yellow)
Solution B: 0.2 M lead(II) nitrate (colorless)
Precipitate: (yellow)
Pb(NO3)2(aq) + K2CrO4(aq) --> PbCrO4(s) + 2 KNO3(aq)
The file name of this movie is S1056.MOV and is located in the directory/folder named MOVIES/PRECIPR.
If your browser has not brought the movie into the above space (you might be running a version of Netscape earlier than 3.0 or not have the proper plug-in), clicking on the following will possibly access the movie. Play movie.
© 1997 Division of Chemical Education, Inc., American Chemical Society. All rights reserved.