C3H6Cl2+KOH=C3H6<span>OH + KCL</span>
FeCI₃+3AgNO₃=3AgCI↓+Fe(NO₃)₃
Fe³⁺ + 3CI⁻+ 3Ag⁺ + 3NO₃⁻ = 3AgCI↓+Fe³⁺ + 3NO₃
3CI⁻+ 3Ag⁺ = 3AgCI↓
(NH₄)₂SO₄+2KOH=K₂SO₄+ 2NH₃↑+2H₂O
2NH₄⁺ + SO₄²⁻ + 2K⁺ + 2OH⁻ = 2K⁺ + SO₄²⁻+ 2NH₃↑ + 2H₂O
2NH₄⁺ + 2OH⁻ = 2NH₃↑+2H₂O
BaSO3->BaO+SO2
2SO2+O2->2SO3
SO3+H2O->H2SO4
H2SO4+CuO->CuSO4+H2O
AL+HCL=alcl3+h2
ALCL3+Naoh=Al(oh) 3+NaCl
Al(oh)3=Al2o3+h2
Al2o3+CaH2=al+caoh2