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2 S3 + 9 O2 = 6 SO3
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
BaCl2(aq) + KBr(aq) = BaBr2 + KCl =>
BaCl2(aq) + 2 KBr(aq) = BaBr2 + 2 KCl
HNO2 + H2O + Cl = HCl + HNO3 =>
HNO2 + H2O + 2 Cl = 2 HCl + HNO3
K2S + CuSO4 = K2SO4(aq) + CuS(s) =>
K2S + CuSO4 = K2SO4(aq) + CuS(s)
K3P + CO2 = K2O + C3P4 =>
4 K3P + 3 CO2 = 6 K2O + C3P4
Na2CO3(aq) + HNO3(aq) = NaNO3(aq) + CO2(g) + H2O(l) =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3(aq) + CO2(g) + H2O(l)
FeCO3 + CH3COOH = FeCH2O + CO3CH3 =>
FeCO3 + 2 CH3COOH = FeCH2O + 2 CO3CH3
Cr4C3 + HNO3 = Cr(NO3)2 + NO + CO2 + H2O =>
3 Cr4C3 + 44 HNO3 = 12 Cr(NO3)2 + 20 NO + 9 CO2 + 22 H2O
Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na
H2C2O4 + Fe(OH)3 = HOH + Fe2(C2O4)3 =>
3 H2C2O4 + 2 Fe(OH)3 = 6 HOH + Fe2(C2O4)3
Na2CO3 + CH3CO2H = NaCH3CO2 + CO2 + H2O =>
Na2CO3 + 2 CH3CO2H = 2 NaCH3CO2 + CO2 + H2O
N2 + S8 = N2S5 =>
8 N2 + 5 S8 = 8 N2S5
SrCO3 + WO3 = Sr3WO6 + CO2 =>
3 SrCO3 + WO3 = Sr3WO6 + 3 CO2
Zn(OH)2 + NaOH = Na2ZnO2(s) + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2(s) + 2 H2O
NaFHCl = NaClHF =>
NaFHCl = NaClHF
H3AsO + H2O = AsH3 + OH =>
H3AsO + H2O = AsH3 + 2 OH
Ca(OH)2 + NO2 = Ca(NO3)2 + Ca(NO2)2 + H2O =>
2 Ca(OH)2 + 4 NO2 = Ca(NO3)2 + Ca(NO2)2 + 2 H2O
Hg + SO3 = HgO + S2O3 =>
3 Hg + 2 SO3 = 3 HgO + S2O3
SO2(s) + O2(g) = SO3 =>
2 SO2(s) + O2(g) = 2 SO3
Be(OH)2 + NaOH = Na2(Be(OH)4) =>
Be(OH)2 + 2 NaOH = Na2(Be(OH)4)
C3H3AgHNO3 = AgNO3C3H4 =>
C3H3AgHNO3 = AgNO3C3H4
Na2CO3 + H3PO4 = Na3PO4 + H2CO3 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2CO3
NH4NO3 + C6H12O6 = CO2 + H2O + N2 =>
12 NH4NO3 + C6H12O6 = 6 CO2 + 30 H2O + 12 N2
NaO + H2SO4 = Na2SO4 + H2O2 =>
2 NaO + H2SO4 = Na2SO4 + H2O2
H2SO4 + H2C2O + KMnO4 = MnSO4 + K2SO4 + H2O + CO2 =>
12 H2SO4 + 5 H2C2O + 8 KMnO4 = 8 MnSO4 + 4 K2SO4 + 17 H2O + 10 CO2
LiF + Mg = MgF2 + Li =>
2 LiF + Mg = MgF2 + 2 Li
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
C2H5BrNH2 = C2H5NH2Br =>
C2H5BrNH2 = C2H5NH2Br
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2Se + HClO = H2SeO4 + HCl =>
H2Se + 4 HClO = H2SeO4 + 4 HCl
Cr(NO3)2 + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3)2 + 4 NaBiO3 + 12 HNO3 = H2Cr2O7 + 4 Bi(NO3)3 + 4 NaNO3 + 5 H2O
C2H5OH + H3PO4 = (C2H5)3PO4 + H2O =>
3 C2H5OH + H3PO4 = (C2H5)3PO4 + 3 H2O
K3N + O2 = K2O + N2O5 =>
2 K3N + 4 O2 = 3 K2O + N2O5
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O() + NO(g) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 4 H2O() + 2 NO(g)
MnO7 = MnO2 + O2 =>
2 MnO7 = 2 MnO2 + 5 O2
H2Se + HClO = H2SeO4 + HCl =>
H2Se + 4 HClO = H2SeO4 + 4 HCl
ClO2 = ClO3 + Cl =>
3 ClO2 = 2 ClO3 + Cl
MnSO4 + Ba(OH)2 = Mn(OH)2 + BaSO4 =>
MnSO4 + Ba(OH)2 = Mn(OH)2 + BaSO4
H2CO3 + Ni(OH)2 = Ni2(CO3)2 + H2O =>
2 H2CO3 + 2 Ni(OH)2 = Ni2(CO3)2 + 4 H2O
Na2SO3 + KI + H2SO4 = NaOH + I2 + K2SO4 + SO2 =>
2 Na2SO3 + 2 KI + 2 H2SO4 = 4 NaOH + I2 + K2SO4 + 3 SO2
KCN + HBr = KBr + HCN =>
KCN + HBr = KBr + HCN
HCl + Pb = PbCl + H2 =>
2 HCl + 2 Pb = 2 PbCl + H2
NaBr + H2O2 = Br2 + NaOH =>
2 NaBr + H2O2 = Br2 + 2 NaOH
ZnAgNO3 = AgZn(NO3) =>
ZnAgNO3 = AgZn(NO3)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH3OH + NaOH = H2O2 + NaCH3 =>
CH3OH + NaOH = H2O2 + NaCH3
Cu + HCl = Cu2Cl2 + H =>
2 Cu + 2 HCl = Cu2Cl2 + 2 H
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
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