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3 H2SO4(l) + H2S(g) = 4 SO2(g) + 4 H2O(l)
AgNO3(aq) + Ca(OH)2(aq) = AgOH(s) + Ca(NO3)2(aq) =>
2 AgNO3(aq) + Ca(OH)2(aq) = 2 AgOH(s) + Ca(NO3)2(aq)
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
KCl + SO2 = KSO2 + Cl2 =>
2 KCl + 2 SO2 = 2 KSO2 + Cl2
Fe2O3(s) + Al = Fe(s) + Al2O3 =>
Fe2O3(s) + 2 Al = 2 Fe(s) + Al2O3
K + FeCl3 = KCl + Fe =>
3 K + FeCl3 = 3 KCl + Fe
H3CrO3 + NaOH = Na3CrO3 + H2O =>
H3CrO3 + 3 NaOH = Na3CrO3 + 3 H2O
Ag2SO4 + Pb = Ag2SO3 + PbO =>
Ag2SO4 + Pb = Ag2SO3 + PbO
NH2Cl + HClO = NHCl2 + H2O =>
NH2Cl + HClO = NHCl2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MgO(s) + H2SO4(aq) = MgSO4 + H2O =>
MgO(s) + H2SO4(aq) = MgSO4 + H2O
Al + FePO4 = Fe + AlPO4 =>
Al + FePO4 = Fe + AlPO4
H + P2O5 = H2P2O5 =>
2 H + P2O5 = H2P2O5
C4H7N + O2 = CO2 + H2O + N2 =>
4 C4H7N + 23 O2 = 16 CO2 + 14 H2O + 2 N2
Sb2S2 + O2 = Sb2O3 + SO2 =>
2 Sb2S2 + 7 O2 = 2 Sb2O3 + 4 SO2
BaCl2(aq) + CaSO4(aq) = BaSO4(s) + CaCl2(aq) =>
BaCl2(aq) + CaSO4(aq) = BaSO4(s) + CaCl2(aq)
KOH + BaF2 = KF + Ba(OH)2 =>
2 KOH + BaF2 = 2 KF + Ba(OH)2
Ni(OH)2 + NaOH = Na2NiO2 + H2O =>
Ni(OH)2 + 2 NaOH = Na2NiO2 + 2 H2O
AgNO3(aq) + KBr(s) = AgBr + KNO3 =>
AgNO3(aq) + KBr(s) = AgBr + KNO3
Cs2O2 = Cs + O2 =>
Cs2O2 = 2 Cs + O2
Ga(NO3)3 = Ga(NO2)3 + O2 =>
2 Ga(NO3)3 = 2 Ga(NO2)3 + 3 O2
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2C2O4(aq) = CaC2O4(aq) + 2 NaNO3(aq)
SrCl2 + Ag = AgCl + Sr =>
SrCl2 + 2 Ag = 2 AgCl + Sr
Mg(OH)2(heat) = MgO + H2O =>
Mg(OH)2(heat) = MgO + H2O
Cu + Cr(C2H3O2)3 = CuC2H3O2 + Cr =>
3 Cu + Cr(C2H3O2)3 = 3 CuC2H3O2 + Cr
HCl + (HOCH2)3CNH2 = (HOCH2)3CNH3Cl =>
HCl + (HOCH2)3CNH2 = (HOCH2)3CNH3Cl
Al2O3 + HCl = Al2(Cl3)2 + H2O =>
Al2O3 + 6 HCl = Al2(Cl3)2 + 3 H2O
Na2O3S2 + HCl = NaCl + SO2 + S + H =>
2 Na2O3S2 + 4 HCl = 4 NaCl + 3 SO2 + S + 4 H
UO2SO4 + Zn = ZnSO4 + (UO2)2SO4 =>
2 UO2SO4 + Zn = ZnSO4 + (UO2)2SO4
He + Br2 = HeBr2 =>
He + Br2 = HeBr2
Y(NO3)2 + Ga(PO4) = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + Ga(PO4) = YPO4 + Ga(NO3)2
CS2 + O4 = CO2 + SO2 =>
2 CS2 + 3 O4 = 2 CO2 + 4 SO2
K3(Cr(OH)6) + CrCl3 = Cr(OH)3 + KCl =>
K3(Cr(OH)6) + CrCl3 = 2 Cr(OH)3 + 3 KCl
NiCl2(aq) + Na2S(aq) = NiS + NaCl =>
NiCl2(aq) + Na2S(aq) = NiS + 2 NaCl
C + O2 = OC2 =>
4 C + O2 = 2 OC2
P2O5(g) + H2O(l) = H3PO4(aq) =>
P2O5(g) + 3 H2O(l) = 2 H3PO4(aq)
NH4 + Ca(OH)2 = NH4OH + Ca =>
2 NH4 + Ca(OH)2 = 2 NH4OH + Ca
CH2O + KMnO4 = HCOOH + MnOK =>
3 CH2O + KMnO4 = 3 HCOOH + MnOK
P2O5 + H = H2O + P =>
P2O5 + 10 H = 5 H2O + 2 P
CaCO3 + Fe2O3 = CaFe2O4 + CO2 =>
CaCO3 + Fe2O3 = CaFe2O4 + CO2
NaBr + Co = CoBr + Na =>
NaBr + Co = CoBr + Na
Cd(s) + HNO3(aq) = Cd(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cd(s) + 8 HNO3(aq) = 3 Cd(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Al(OH)3 + KHSO4 = Al2(SO4)3 + K2SO4 + H2O =>
2 Al(OH)3 + 6 KHSO4 = Al2(SO4)3 + 3 K2SO4 + 6 H2O
NaClO + KI + H2SO4 = I2 + NaCl + K2SO4 + H2O =>
NaClO + 2 KI + H2SO4 = I2 + NaCl + K2SO4 + H2O
Al2O3 + C4 = Al + CO2 =>
8 Al2O3 + 3 C4 = 16 Al + 12 CO2
Br2 + Cr(OH)2 + KOH = KBr + Cr(OH)3 =>
Br2 + 2 Cr(OH)2 + 2 KOH = 2 KBr + 2 Cr(OH)3
C6H5COONa + FeCl3 = (C6H5COO)3Fe + NaCl =>
3 C6H5COONa + FeCl3 = (C6H5COO)3Fe + 3 NaCl
Zn + HC1 = ZnC1 + H2 =>
2 Zn + 2 HC1 = 2 ZnC1 + H2
CaCO3 + Fe2O3 = Ca2Fe2O5 + CO2 =>
2 CaCO3 + Fe2O3 = Ca2Fe2O5 + 2 CO2
P2O3 + Cu(NO3)2 = CuO + P2O5 + NO2 =>
P2O3 + 2 Cu(NO3)2 = 2 CuO + P2O5 + 4 NO2
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