engineering recuitment DDA JE Civil 2023 Mock Test Environmental Engineering Water Treatment Coagulation and Flocculation
Identify coagulant with highest power for coagulating positive colloids: FeCl3; Na3SO4; C6H12O6; Na3PO4
1
FeCl3
2
Na3SO4
3
C6H12O6
4
Na3PO4