CaCl2+NaSO4
White ppt (CaSO4)
Cu(II)SO4+NaCO3
Milky blue ppt (Cu(II)CO3
Cu(II)SO4+NaOH
Blue ppt (Cu(OH)2)
Fe(II)SO4+NaOH
Green ppt (Fe(OH)2)
Fe(III)Cl+NaOH
Redbrown PPT (Fe(III)(OH)3
PbNO3+HCl
White ppt (PbCl2)
PbNO3+HSO4
White ppt (PbSO4)
PbNO3+KCrO4
Yellow ppt (PbCrO4)
PbNO3+KI
Yellow ppt (PbI2)