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NCl3 + 4 NaOH = NaNO2 + 2 H2O + 3 NaCl
NaI + Pb(SO4)2 = Na4Pb + I2SO4 =>
4 NaI + Pb(SO4)2 = Na4Pb + 2 I2SO4
HClO3 + H2SO3 = H2SO4 + HCl =>
HClO3 + 3 H2SO3 = 3 H2SO4 + HCl
P4O10 + H2O = P4H2O + O10 =>
P4O10 + H2O = P4H2O + O10
Ca2 = Ca0 =>
Ca2 = 2 Ca0
CH4N2O + C2H5OH + H2O2 = C6H13NO2 + H2O =>
2 CH4N2O + 11 C2H5OH + 6 H2O2 = 4 C6H13NO2 + 17 H2O
Zn(OH)2ZnCl2 = (ZnOH)Cl =>
Zn(OH)2ZnCl2 = 2(ZnOH)Cl
S + KOH = K2S3 + K2S2O3 + H2O =>
8 S + 6 KOH = 2 K2S3 + K2S2O3 + 3 H2O
Na2SO2 + S = S2O3 + Na =>
3 Na2SO2 + S = 2 S2O3 + 6 Na
Au + I2 = AuI3 =>
2 Au + 3 I2 = 2 AuI3
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Au + I2 = AuI3 =>
2 Au + 3 I2 = 2 AuI3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
MnO + Sn(OH)4 = Mn(OH)2 + SnO2 =>
2 MnO + Sn(OH)4 = 2 Mn(OH)2 + SnO2
HHHH + OO = HOH =>
HHHH + OO = 2 HOH
Na2O + CaBr2 = NaBr + CaO =>
Na2O + CaBr2 = 2 NaBr + CaO
Zn(ag) + K4(Fe(CN)6)(ag) = Zn(Fe(CN)6) + K =>
Zn(ag) + K4(Fe(CN)6)(ag) = Zn(Fe(CN)6) + 4 K
Co2O3 + HCl = CoCl3 + H2O =>
Co2O3 + 6 HCl = 2 CoCl3 + 3 H2O
Au + I2 = AuI2 =>
Au + I2 = AuI2
SO3 + C = CO2 + S =>
2 SO3 + 3 C = 3 CO2 + 2 S
FeSO4Sr(H2PO4)2 = Fe(H2PO4)2SrSO4 =>
FeSO4Sr(H2PO4)2 = Fe(H2PO4)2SrSO4
HC3H3O2(aq) + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
4 HC3H3O2(aq) + 3 Ca(OH)2(aq) = 2 H2O(l) + 3 Ca(C2H3O2)2(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3CH2SO4H + CaCO3 = Ca(CH3CH2SO4)2 + CO2 + H2O =>
2 CH3CH2SO4H + CaCO3 = Ca(CH3CH2SO4)2 + CO2 + H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
MoO2 + NaOH + O2 = Na2MoO4 + H2O =>
2 MoO2 + 4 NaOH + O2 = 2 Na2MoO4 + 2 H2O
Na2SiO3H2OCO2 = Na2CO3H2SiO3 =>
Na2SiO3H2OCO2 = Na2CO3H2SiO3
C2H4Cl2 + H2O = CH3CHO + HCl =>
C2H4Cl2 + H2O = CH3CHO + 2 HCl
NH2CH2CH2COOH + C2H5OH = NH2CH2COOC2H5 + H2O =>
2 NH2CH2CH2COOH + C2H5OH = 2 NH2CH2COOC2H5 + H2O
Fe(OH)3 + Cu(NO3)2 = Cu(OH)2 + Fe(NO3)3 =>
2 Fe(OH)3 + 3 Cu(NO3)2 = 3 Cu(OH)2 + 2 Fe(NO3)3
(b)C4H8O2(l) + O2(g) = CO2(g) + H2O(l) =>
(b)C4H8O2(l) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
AgCu + O2 = AgO2 + CuO =>
2 AgCu + 3 O2 = 2 AgO2 + 2 CuO
KCl3 + KOH + CoCl2 = Co2O3 + KCl + H2O =>
KCl3 + 6 KOH + 2 CoCl2 = Co2O3 + 7 KCl + 3 H2O
SO2 + Al2O3 = O2 + Al2S3 =>
6 SO2 + 2 Al2O3 = 9 O2 + 2 Al2S3
CrO + CO2 = CrCO3 =>
CrO + CO2 = CrCO3
AgBr + I = IBr + Ag =>
AgBr + I = IBr + Ag
FeCo = Fe2Co2 =>
2 FeCo = Fe2Co2
Co(NO3)2 + NH4CNS = (NH4)2[Co(CNS)4] + NH4NO3 =>
Co(NO3)2 + 4 NH4CNS = (NH4)2[Co(CNS)4] + 2 NH4NO3
KMnO4 + MgI2 + H2SO4 = MnSO4 + K2SO4 + MgSO4 + I2 + H2O =>
2 KMnO4 + 5 MgI2 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 MgSO4 + 5 I2 + 8 H2O
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2(SO4) =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2(SO4)
HIO3 + NaOH = NaIO + H2O3 =>
HIO3 + NaOH = NaIO + H2O3
PH3 + Cl2 + H2O = H3PO4 + HCl =>
PH3 + 4 Cl2 + 4 H2O = H3PO4 + 8 HCl
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Cl + Cu2Br = CuCl + Br =>
2 Cl + Cu2Br = 2 CuCl + Br
ZnCl2 + NH4OH = [Zn(NH3)4]Cl2 + H2O =>
ZnCl2 + 4 NH4OH = [Zn(NH3)4]Cl2 + 4 H2O
KIKClO4 = KIO4KCl =>
KIKClO4 = KIO4KCl
Cu + FeCl3 = Cu(Cl3)2 + Fe =>
Cu + 2 FeCl3 = Cu(Cl3)2 + 2 Fe
C4H9BrNaOH = NaBrC4H10O =>
C4H9BrNaOH = NaBrC4H10O
Au + KI = AuI + K =>
Au + KI = AuI + K
CuSO4 + Ba(No3)2 = Cu(No3)2 + BaSO4 =>
CuSO4 + Ba(No3)2 = Cu(No3)2 + BaSO4
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