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3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Sn + H2SO4 = SnSO4 + SO2 + H2O =>
Sn + 2 H2SO4 = SnSO4 + SO2 + 2 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KH2PO4 + CaCl = Ca3(PO4)2 + K + H + Cl =>
2 KH2PO4 + 3 CaCl = Ca3(PO4)2 + 2 K + 4 H + 3 Cl
Cu0 + Cl{+} = Cu2{+} + Cl =>
2 Cu0 + Cl{+} = Cu2{+} + Cl
PbO3O4 = PbO + O2 =>
PbO3O4 = PbO + 3 O2
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
BaCl2(NH4)2SO4 = BaSO4 + NH4Cl =>
BaCl2(NH4)2SO4 = BaSO4 + 2 NH4Cl
KI + Cu(NO3)32 = CuI2 + I2 + KNO3 =>
32 KI + Cu(NO3)32 = CuI2 + 15 I2 + 32 KNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CuSO4 + H2O = CuH2O + SO4 =>
CuSO4 + H2O = CuH2O + SO4
FeS + K = K2S + Fe =>
FeS + 2 K = K2S + Fe
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
K2Cr2O7 + HBr = Br2 + KCrO2 + H2O =>
K2Cr2O7 + 6 HBr = 3 Br2 + 2 KCrO2 + 3 H2O
O5 + P = P2O5 =>
O5 + 2 P = P2O5
NaOH + TiO(OH)2 = Na2Ti4O9 + H2O =>
2 NaOH + 4 TiO(OH)2 = Na2Ti4O9 + 5 H2O
FeS + K = K2S + Fe =>
FeS + 2 K = K2S + Fe
HCl + Pb(NO3)4 = H4(NO3)4 + PbCl4 =>
4 HCl + Pb(NO3)4 = H4(NO3)4 + PbCl4
C6H10O5 = CH3COOH + C6H7O2(OCOCH3)3 =>
4 C6H10O5 = 6 CH3COOH + C6H7O2(OCOCH3)3
HNO3 + Sn(OH)2 = H2O + Sn(NO3)2 =>
2 HNO3 + Sn(OH)2 = 2 H2O + Sn(NO3)2
C8H8 + KMnO4 + H2SO4 = C7H6O2 + K2CO3 + MnSO4 + H2O =>
C8H8 + 2 KMnO4 + 2 H2SO4 = C7H6O2 + K2CO3 + 2 MnSO4 + 3 H2O
Cu0 + Cl{+} = Cu2{+} + Cl =>
2 Cu0 + Cl{+} = Cu2{+} + Cl
Ba(OH)2 + (NH4)2HPO4 = H2O + (NH4)3PO4 + Ba3(PO4)2 =>
3 Ba(OH)2 + 6(NH4)2HPO4 = 6 H2O + 4(NH4)3PO4 + Ba3(PO4)2
CH3Cl + CH3CH2ONa = CH3CH2OCH3 + NaCl =>
CH3Cl + CH3CH2ONa = CH3CH2OCH3 + NaCl
KBr + NaClO = KBrO3 + NaCl =>
KBr + 3 NaClO = KBrO3 + 3 NaCl
H2SO4 + NaI = H2O + I2 + Na2SO3 =>
H2SO4 + 2 NaI = H2O + I2 + Na2SO3
AgI + H2SO4 + Zn = Ag + HI + ZnSO4 =>
2 AgI + H2SO4 + Zn = 2 Ag + 2 HI + ZnSO4
KOH + H2S = K2S + H2O =>
2 KOH + H2S = K2S + 2 H2O
O2CO2 + H2O = C4H10 + O2 =>
8 O2CO2 + 10 H2O = 2 C4H10 + 21 O2
C2H6 + Cr2O3 = Cr + H2O + C =>
C2H6 + Cr2O3 = 2 Cr + 3 H2O + 2 C
Sb + S = Sb2S3 =>
2 Sb + 3 S = Sb2S3
CO2 + H{+} + e = H2C2O4 =>
2 CO2 + 2 H{+} + 2e = H2C2O4
C6H14 + HNO3 = C6H11 + NO2 + H2O =>
C6H14 + 3 HNO3 = C6H11 + 3 NO2 + 3 H2O
Co(NO3)2 + Na2CO3 = CoNa2 + CO3(NO3)2 =>
Co(NO3)2 + Na2CO3 = CoNa2 + CO3(NO3)2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Pb(C2H3O2)2 + Na2CrO4 = PbCrO4 + NaC2H3O2 =>
Pb(C2H3O2)2 + Na2CrO4 = PbCrO4 + 2 NaC2H3O2
KCrO2 + HCl = KCl + Cr2O3 + H2O =>
2 KCrO2 + 2 HCl = 2 KCl + Cr2O3 + H2O
FeCl3 + K3[Fe(CN)6] = K3Fe[Fe(CN)6] + Cl =>
FeCl3 + K3[Fe(CN)6] = K3Fe[Fe(CN)6] + 3 Cl
NH3 + HCO = NH4CO =>
NH3 + HCO = NH4CO
ZnOH + H2O = Zn(OH)2 + H =>
ZnOH + H2O = Zn(OH)2 + H
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2 =>
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2
Ba + HNo3 = BaHNo3 =>
Ba + HNo3 = BaHNo3
CaSiO3 + K2SO4 = K2SiO3 + CaSO4 =>
CaSiO3 + K2SO4 = K2SiO3 + CaSO4
HCl + S = H + SCl =>
HCl + S = H + SCl
AgCl + H2SO4 = SO4Cl + Ag + H2 =>
AgCl + H2SO4 = SO4Cl + Ag + H2
Na2SO3 + KMnO4 + HCl = Na2SO4 + MnCl2 + KCl + H2O =>
5 Na2SO3 + 2 KMnO4 + 6 HCl = 5 Na2SO4 + 2 MnCl2 + 2 KCl + 3 H2O
Na3 + KOH = NaOH + K3 =>
Na3 + 3 KOH = 3 NaOH + K3
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