H2 + Cl2 = 2HClMg + CuCl2 = MgCl2 + CuH3PO4 + MgO = Mg3(PO4)2 + H2OZn + FeCl3 = ZnCl2 + FeCaCl2 + K3PO4 = 3KCl + Ca3(PO4)2HNO3 + Ca(OH)2 = Ca(NO3)2 + 2H2OZn + O2 = 2ZnOAl + S = Al2S3Ca + N2 = CaN2F2 + KBr = KF + Br2Ca + HCl = CaCl2 + H2Fe2(SO4)3 + 6NaOH = 3Fe(OH)3 + 3Na2SO4
H2 + Cl2 = 2HCl
Mg + CuCl2 = MgCl2 + Cu
H3PO4 + MgO = Mg3(PO4)2 + H2O
Zn + FeCl3 = ZnCl2 + Fe
CaCl2 + K3PO4 = 3KCl + Ca3(PO4)2
HNO3 + Ca(OH)2 = Ca(NO3)2 + 2H2O
Zn + O2 = 2ZnO
Al + S = Al2S3
Ca + N2 = CaN2
F2 + KBr = KF + Br2
Ca + HCl = CaCl2 + H2
Fe2(SO4)3 + 6NaOH = 3Fe(OH)3 + 3Na2SO4