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Si + 2 H2SO4 = H2SiO3 + 2 SO2 + H2O
AlCl3 + NaCl = Na3AlCl6 =>
AlCl3 + 3 NaCl = Na3AlCl6
C2O4{-2} = CO2 + e =>
C2O4{-2} = 2 CO2 + 2e
ClO3 + I2 = ClO2 + IO3 =>
6 ClO3 + I2 = 6 ClO2 + 2 IO3
Mg(OH)2 + HCl(aq) = MgCl2(aq) + H2O =>
Mg(OH)2 + 2 HCl(aq) = MgCl2(aq) + 2 H2O
NH4N(NO2)2 = N2 + O2 + H2O =>
NH4N(NO2)2 = 2 N2 + O2 + 2 H2O
NaCl(aq) + KOH(aq) = NaOH(aq) + KCl(aq) =>
NaCl(aq) + KOH(aq) = NaOH(aq) + KCl(aq)
C17H35COONa + CaCl2 = Ca(C17H35COO)2 + NaCl =>
2 C17H35COONa + CaCl2 = Ca(C17H35COO)2 + 2 NaCl
Decane + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NO3{-} + H = NO2{-} + H2O =>
NO3{-} + 2 H = NO2{-} + H2O
Na3(PO4) + KOH = NaOH + K3PO4 =>
Na3(PO4) + 3 KOH = 3 NaOH + K3PO4
Cr2O3 + H3PO4 = Cr2(PO4)2 + H2O =>
Cr2O3 + 2 H3PO4 = Cr2(PO4)2 + 3 H2O
K(OH) + H3PO4 = K3(PO4) + H2O =>
3 K(OH) + H3PO4 = K3(PO4) + 3 H2O
KClO3 + (NH4)2S = K2S + NH4ClO3 =>
2 KClO3 + (NH4)2S = K2S + 2 NH4ClO3
HNO3(aq) + Na2CO3(s) = NaNO3(aq) + CO2(g) + H2O =>
2 HNO3(aq) + Na2CO3(s) = 2 NaNO3(aq) + CO2(g) + H2O
C(s) + SO2(g) = CS2(g) + CO2(g) =>
3 C(s) + 2 SO2(g) = CS2(g) + 2 CO2(g)
N2 + H2 + O2 = NH4NO3 =>
2 N2 + 4 H2 + 3 O2 = 2 NH4NO3
V{2+} + O2 = VO{2+} =>
2 V{2+} + O2 = 2 VO{2+}
Fe(s) + I2(g) = FeI3(s) =>
2 Fe(s) + 3 I2(g) = 2 FeI3(s)
NaOH + C = Na + Na2CO3 + H2 =>
6 NaOH + 2 C = 2 Na + 2 Na2CO3 + 3 H2
Mg + Pb(NO3)2 = Pb + Mg(NO3)3 =>
2 Mg + 3 Pb(NO3)2 = 3 Pb + 2 Mg(NO3)3
C4H9Br + NaOH = C4H9OH + NaBr =>
C4H9Br + NaOH = C4H9OH + NaBr
Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + Ca(OH)2 =>
3 Cu(OH)2 + Ca3(PO4)2 = Cu3(PO4)2 + 3 Ca(OH)2
Y + O = Y2O3 =>
2 Y + 3 O = Y2O3
Al2O3 + K2O = KAlO2 =>
Al2O3 + K2O = 2 KAlO2
C8H10 = C8H8 + H2 =>
C8H10 = C8H8 + H2
K2Cr2O7 + H2SO4 + C3H8O = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 2 C3H8O = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
H2SO3 + HNO2 = H2SO4 + NO + H2O =>
H2SO3 + 2 HNO2 = H2SO4 + 2 NO + H2O
I + H2O = HI + OH =>
I + H2O = HI + OH
KHCO3 + C6H8O6 = KC6H7O6 + H2O + CO2 =>
KHCO3 + C6H8O6 = KC6H7O6 + H2O + CO2
N3F = N + F =>
N3F = 3 N + F
Zn + Ag(NO3)2 = Zn(NO3)2 + Ag =>
Zn + Ag(NO3)2 = Zn(NO3)2 + Ag
CrO4{2-} + S2O3{2-} + H2O = SO4{2-} + [Cr(OH)4]{-} + OH{-} =>
8 CrO4{2-} + 3 S2O3{2-} + 17 H2O = 6 SO4{2-} + 8[Cr(OH)4]{-} + 2 OH{-}
NaOH + H2SO4 = Na2SO4 + HOH =>
2 NaOH + H2SO4 = Na2SO4 + 2 HOH
Cr2O3 + NaBrO + Na2CO3 = Na2CrO4 + NaBr + CO2 =>
Cr2O3 + 3 NaBrO + 2 Na2CO3 = 2 Na2CrO4 + 3 NaBr + 2 CO2
Fe + ZnCl2 = FeCl3 + Zn =>
2 Fe + 3 ZnCl2 = 2 FeCl3 + 3 Zn
Pb{2+} + NaCl = PbCl2 + Na{+} =>
Pb{2+} + 2 NaCl = PbCl2 + 2 Na{+}
Ga2O3 + H2O = Ga(OH)3 =>
Ga2O3 + 3 H2O = 2 Ga(OH)3
Fe + CO2 = Fe2O3 + C =>
4 Fe + 3 CO2 = 2 Fe2O3 + 3 C
Ca3(PO2)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO2)2 + 6 SiO2 + 2 C = 6 CaSiO3 + P4 + 2 CO
CH3COCOOH + O2 = CO2 + H2O =>
2 CH3COCOOH + 5 O2 = 6 CO2 + 4 H2O
C3H8O = CH3CHCH2 + H2O =>
C3H8O = CH3CHCH2 + H2O
NaI + H2O2 = NaOH + HIO =>
NaI + H2O2 = NaOH + HIO
FeBr3(aq) + K3PO4(aq) = FePO4(s) + KBr(aq) =>
FeBr3(aq) + K3PO4(aq) = FePO4(s) + 3 KBr(aq)
Al(NO3)3(aq) + Na2CO3(aq) = Al2(CO3)3 + NaNO3 =>
2 Al(NO3)3(aq) + 3 Na2CO3(aq) = Al2(CO3)3 + 6 NaNO3
H2C2O4 + Na2CO3 = H2CO3 + Na2C2O4 =>
H2C2O4 + Na2CO3 = H2CO3 + Na2C2O4
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
C6H12O6 + CH4N2O = C12H13NO2 + CO2 + H2O =>
9 C6H12O6 + 2 CH4N2O = 4 C12H13NO2 + 8 CO2 + 32 H2O
Na2(SO4) + Ca3(PO4)2 = Ca(SO4) + Na3(PO4) =>
3 Na2(SO4) + Ca3(PO4)2 = 3 Ca(SO4) + 2 Na3(PO4)
Sn + Cu(NO3)2 = Cu + Sn(NO3)4 =>
Sn + 2 Cu(NO3)2 = 2 Cu + Sn(NO3)4
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