MCQOPTIONS
Saved Bookmarks
| 1. |
Which of the following is most effective in coagulating a ferric hydroxide sol [MP PET 1993, 97; MP PMT 2000] |
| A. | KCl |
| B. | KNO3 |
| C. | K2SO4 |
| D. | K3[Fe(CN)6] |
| Answer» E. | |