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2 H3Po3 + 3 CuO = Cu3(Po3)2 + 3 H2O
K + (H)2O = KOH + (H)2 =>
2 K + 2(H)2O = 2 KOH + (H)2
V2(CO3)3 + Na2S = Na2CO3 + V2S3 =>
V2(CO3)3 + 3 Na2S = 3 Na2CO3 + V2S3
BaH2O2 + HNO3 = H2O + Ba(NO3)2 =>
BaH2O2 + 2 HNO3 = 2 H2O + Ba(NO3)2
H2NO = H2ON =>
H2NO = H2ON
K2Cr2O7 + HCl + C2H5OH = CrCl3 + KCl + H2O + CO2 =>
2 K2Cr2O7 + 16 HCl + C2H5OH = 4 CrCl3 + 4 KCl + 11 H2O + 2 CO2
Ba(HCO3)2 + H2SO4 = BaSO4 + H2O + CO2 =>
Ba(HCO3)2 + H2SO4 = BaSO4 + 2 H2O + 2 CO2
Si(OC2H5)4 + H2O = Si(OH)4 + C2H5OH =>
Si(OC2H5)4 + 4 H2O = Si(OH)4 + 4 C2H5OH
CH3CH2CH2OH + CUO = CH3CH2COOH + CU + HOH =>
CH3CH2CH2OH + 2 CUO = CH3CH2COOH + 2 CU + HOH
CH3CH2OH + HBr = CH3CH2Br + H2O =>
CH3CH2OH + HBr = CH3CH2Br + H2O
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
S + C + NaNO3 = CSNO3 + CS4Na4 =>
8 S + 5 C + 4 NaNO3 = 4 CSNO3 + CS4Na4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2SO4 + CuSO4 = H2(SO4)2 + Cu =>
H2SO4 + CuSO4 = H2(SO4)2 + Cu
(NH4)3(PO4) + Ba(OH)2 = (NH4)OH + Ba3(PO4)2 =>
2(NH4)3(PO4) + 3 Ba(OH)2 = 6(NH4)OH + Ba3(PO4)2
Cr + H2O + H{+} = Cr(H2O)6{2+} + H2 =>
Cr + 6 H2O + 2 H{+} = Cr(H2O)6{2+} + H2
Ca(OH)2 + Cu = Ca2Cu2 + OH =>
2 Ca(OH)2 + 2 Cu = Ca2Cu2 + 4 OH
NiClH2 + O = NiCl + H2O =>
NiClH2 + O = NiCl + H2O
CH3CH2CHO(propanal) + O2 = CO2 + H2O =>
CH3CH2CHO(propanal) + 4 O2 = 3 CO2 + 3 H2O
Fe2O3 + PbCl4 = FeCl3 + PbO2 =>
2 Fe2O3 + 3 PbCl4 = 4 FeCl3 + 3 PbO2
HClO + Ca(OH)2 = CaCl2 + H2O + O2 =>
2 HClO + Ca(OH)2 = CaCl2 + 2 H2O + O2
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
Mn(OH)2 + Cl2 + KOH = K2MnO4 + HCl =>
Mn(OH)2 + 2 Cl2 + 2 KOH = K2MnO4 + 4 HCl
(NH4)2Cr2O7 + NaCl = (NH4)2Cl + NaCr2O7 =>
(NH4)2Cr2O7 + NaCl = (NH4)2Cl + NaCr2O7
Na2CrO4 + SO2 + NaOH + H2O = Na3[Cr(OH)6] + Na2SO4 =>
2 Na2CrO4 + 3 SO2 + 8 NaOH + 2 H2O = 2 Na3[Cr(OH)6] + 3 Na2SO4
Zn + H2SO4 = SO4 + ZnSO2 + H2O =>
Zn + 2 H2SO4 = SO4 + ZnSO2 + 2 H2O
MgCl2 + NH4OH = MgOH + Cl2NH4 =>
MgCl2 + NH4OH = MgOH + Cl2NH4
H2S + HNO3 = NO2 + S + H2O =>
H2S + 2 HNO3 = 2 NO2 + S + 2 H2O
HBr + KMnO4 = MnBr2 + KBr + Br + H2O =>
8 HBr + KMnO4 = MnBr2 + KBr + 5 Br + 4 H2O
NaHCO3 + HNO3 = H2 + NaNO3CO3 =>
NaHCO3 + HNO3 = H2 + NaNO3CO3
Na2Cr2O7 + I2 + H2SO4 = Cr2(SO4)3 + NaIO3 + Na2SO4 + H2O =>
5 Na2Cr2O7 + 3 I2 + 17 H2SO4 = 5 Cr2(SO4)3 + 6 NaIO3 + 2 Na2SO4 + 17 H2O
PbI2 + HNO3 = Pb(NO3)2 + NO2 + I2 + H2O =>
PbI2 + 4 HNO3 = Pb(NO3)2 + 2 NO2 + I2 + 2 H2O
CaF2 + K3PO4 = Ca3 + (PO4)2 + KF =>
3 CaF2 + 2 K3PO4 = Ca3 + (PO4)2 + 6 KF
Al(ClO3)3(s) = AlCl3 + O2 =>
2 Al(ClO3)3(s) = 2 AlCl3 + 9 O2
NaClO + FeSO4 + H2O = Na2SO3 + FeO + Cl2 + OH =>
2 NaClO + FeSO4 + 2 H2O = Na2SO3 + FeO + Cl2 + 4 OH
NaOH + H2CO3 = CO3 + H2O + Na =>
2 NaOH + H2CO3 = CO3 + 2 H2O + 2 Na
PO + SiN = PN + SiO =>
PO + SiN = PN + SiO
KO2 + CO2 + H2O = O2 + KHCO2 =>
4 KO2 + 4 CO2 + 2 H2O = 5 O2 + 4 KHCO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaHCo3 + Pb(No3)2 = NaNo3 + Pb(HCo3)2 =>
2 NaHCo3 + Pb(No3)2 = 2 NaNo3 + Pb(HCo3)2
Na2S2O3 + AgNO3 = NaNO3 + Ag + S2O3 =>
Na2S2O3 + 2 AgNO3 = 2 NaNO3 + 2 Ag + S2O3
HCHO + Cu(OH)2 = Cu2O + CHOOH + H2O =>
HCHO + 2 Cu(OH)2 = Cu2O + CHOOH + 2 H2O
FeI3 + Mg(OH)2 = Fe(OH)3 + MgI2 =>
2 FeI3 + 3 Mg(OH)2 = 2 Fe(OH)3 + 3 MgI2
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
H2O + MnO4{-} + ClO{-} = MnO2 + ClO4{-} + OH{-} =>
H2O + 2 MnO4{-} + ClO{-} = 2 MnO2 + ClO4{-} + 2 OH{-}
Ca(OH)2 + (NH4)Cl = (NH4)(OH) + CaCl2 =>
Ca(OH)2 + 2(NH4)Cl = 2(NH4)(OH) + CaCl2
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
MnO2 + Fe2O3 = Mn2O7 + FeO =>
2 MnO2 + 3 Fe2O3 = Mn2O7 + 6 FeO
MgH2SO4 = MgSO4H2 =>
MgH2SO4 = MgSO4H2
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