

MCQOPTIONS
Saved Bookmarks
1. |
Among the electrolytes Na2SO4, CaCl2, Al2(SO4)3 and NH4Cl, the most effective coagulating agent for Sb2S3 sol is [IIT-JEE 2009] |
A. | Na2SO4 |
B. | CaCl2 |
C. | Al2(SO4)3 |
D. | NH4Cl |
Answer» D. NH4Cl | |