MCQ
Superphosphate is a mixture of
- A$Ca{({H_2}P{O_4})_2}{H_2}O + CaC{l_2}\,.\,2{H_2}O$
- B$C{a_3}{(P{O_4})_2}\,.\,{H_2}O + CaC{l_2}\,.\,2{H_2}O$
- C$C{a_3}{(P{O_4})_2}\,.\,{H_2}O + 2CaS{O_4}\,.\,2{H_2}O$
- ✓$Ca{({H_2}P{O_4})_2}.\,{H_2}O + 2CaS{O_4}\,.\,2{H_2}O$
