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2 H3PO3 = 3 H2O + P2O3
MgCl2 + Na2CO3 + H2O = (MgOH)2CO3 + NaCl + NaHCO3 =>
2 MgCl2 + 3 Na2CO3 + 2 H2O = (MgOH)2CO3 + 4 NaCl + 2 NaHCO3
C5H8NO4Na + NaOH = CO2 + H2O + Na + N =>
C5H8NO4Na + 20 NaOH = 5 CO2 + 14 H2O + 21 Na + N
AgNO3 + HNO3 = HAg + NO3 =>
AgNO3 + HNO3 = HAg + 2 NO3
SiO2 + C + Ca3(PO4)2 = P4 + CO + CaSiO3 =>
6 SiO2 + 10 C + 2 Ca3(PO4)2 = P4 + 10 CO + 6 CaSiO3
BaCl2Pb(NO3)2 = Ba(NO3)2PbCl2 =>
BaCl2Pb(NO3)2 = Ba(NO3)2PbCl2
Cr2(SO4)3(aq) + Mg(s) = MgSO4(aq) + Cr(s) =>
Cr2(SO4)3(aq) + 3 Mg(s) = 3 MgSO4(aq) + 2 Cr(s)
C6H3(NO2)2OH + O2 = CO2 + H2O + N2 =>
2 C6H3(NO2)2OH + 9 O2 = 12 CO2 + 4 H2O + 2 N2
C2H2 + CO2 = H2O + C =>
2 C2H2 + CO2 = 2 H2O + 5 C
CaCO3(s) + Cd(OH)2 = CdCO3 + Ca(OH)2 =>
CaCO3(s) + Cd(OH)2 = CdCO3 + Ca(OH)2
V(ClO)5 = VCl5 + O2 =>
2 V(ClO)5 = 2 VCl5 + 5 O2
HNO3 + CuCl2 = HCl + Cu(NO3)2 =>
2 HNO3 + CuCl2 = 2 HCl + Cu(NO3)2
Zn + HNO3 = Zn(NO3)2 + H2O + NH2OH =>
3 Zn + 7 HNO3 = 3 Zn(NO3)2 + 2 H2O + NH2OH
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
NH4NO2 + AlCl3 = Al(NO2)3 + NH4Cl =>
3 NH4NO2 + AlCl3 = Al(NO2)3 + 3 NH4Cl
CH4CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4CH4(g) + 4 O2(g) = 2 CO2(g) + 4 H2O(l)
FeMn + Fe2O3 = Fe + MnO =>
3 FeMn + Fe2O3 = 5 Fe + 3 MnO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
(NH4H2BO3) + H2SO4 = H3BO3 + NH4HSO4 =>
(NH4H2BO3) + H2SO4 = H3BO3 + NH4HSO4
Cl2O7 + Na2O = NaClO4 =>
Cl2O7 + Na2O = 2 NaClO4
C3H7Cl + Na = C3H6Na + HCl =>
C3H7Cl + Na = C3H6Na + HCl
Sn(HCO3)4 = Sn2(CO3)4 + H2O + CO2 =>
2 Sn(HCO3)4 = Sn2(CO3)4 + 4 H2O + 4 CO2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NaOCl + NaCrO2 + NaOH = NaCl + Na2CrO4 + H2O =>
3 NaOCl + 2 NaCrO2 + 2 NaOH = 3 NaCl + 2 Na2CrO4 + H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
MnC2O4 + HNO3 = Mn(NO3)2 + H2O + CO2 + NO2 =>
MnC2O4 + 4 HNO3 = Mn(NO3)2 + 2 H2O + 2 CO2 + 2 NO2
HNO2 + H2SO4 = HSO4NO + H2O =>
HNO2 + H2SO4 = HSO4NO + H2O
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
Na3Po4 + Zn(C2H3O2) = Zn3(Po4) + NaC2H3O2 =>
Na3Po4 + 3 Zn(C2H3O2) = Zn3(Po4) + 3 NaC2H3O2
K2(CrO4) + CaCl2 = KCl + CaCrO4 =>
K2(CrO4) + CaCl2 = 2 KCl + CaCrO4
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
COCl2 + FeCl3 = COCl3 + FeCl2 =>
COCl2 + FeCl3 = COCl3 + FeCl2
AlOHCl2 + Al(OH)3 = Al(OH)2Cl =>
AlOHCl2 + Al(OH)3 = 2 Al(OH)2Cl
(CH3)2CHCH2CH2COOH + Na2CO3 = (CH3)2CHCH2CH2COONa + NaHCO3 =>
(CH3)2CHCH2CH2COOH + Na2CO3 = (CH3)2CHCH2CH2COONa + NaHCO3
MnCl2 + H2O = MnOHCl + HCl =>
MnCl2 + H2O = MnOHCl + HCl
SnS2 + HNO3 = SnO2 + H2SO4 + NO2 + H2O =>
SnS2 + 16 HNO3 = SnO2 + 2 H2SO4 + 16 NO2 + 6 H2O
(NH4)2CO3 + NiCl2 = NH4Cl + NiCO3 =>
(NH4)2CO3 + NiCl2 = 2 NH4Cl + NiCO3
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
C2H7N + KIO3 + H2SO4 = CO2 + NO2 + I2 + K2SO4 + H2O =>
10 C2H7N + 38 KIO3 + 19 H2SO4 = 20 CO2 + 10 NO2 + 19 I2 + 19 K2SO4 + 54 H2O
Li + CH3COOH = LiCH3COO + H2 =>
2 Li + 2 CH3COOH = 2 LiCH3COO + H2
Na2Cr2O7 + H2 = Na + Cr2O3 + H2O =>
Na2Cr2O7 + 4 H2 = 2 Na + Cr2O3 + 4 H2O
Zn + KNO2 + NaOH + H2O = Na2[Zn(OH)4] + K2[Zn(OH)4] + NH3 =>
6 Zn + 2 KNO2 + 10 NaOH + 10 H2O = 5 Na2[Zn(OH)4] + K2[Zn(OH)4] + 2 NH3
Al2C6 + H2O = Al(OH)3 + C2H2 =>
Al2C6 + 6 H2O = 2 Al(OH)3 + 3 C2H2
Na + Si = Na4Si =>
4 Na + Si = Na4Si
Be(OH)2 + H3PO4 = Be3(PO4)2 + H2O =>
3 Be(OH)2 + 2 H3PO4 = Be3(PO4)2 + 6 H2O
Br3N + NaOH = N + NaBr + OHBr =>
2 Br3N + 3 NaOH = 2 N + 3 NaBr + 3 OHBr
Ba(OH)2 + P2O5 = BaHPO4 + H2O =>
2 Ba(OH)2 + P2O5 = 2 BaHPO4 + H2O
MnO4 + I({-}) + H({+}) = Mn({2+}) + I2 + H2O =>
MnO4 + 6 I({-}) + 8 H({+}) = Mn({2+}) + 3 I2 + 4 H2O
H2O(i) = H2(g) + O2(g) =>
2 H2O(i) = 2 H2(g) + O2(g)
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