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4 H2SO4 + Na2Cr2O7 + 3 C2O4H2 = Cr2(SO4)3 + 6 CO2 + 7 H2O + Na2SO4
Cu(NO3) + Na(HCO3)2 = Cu(HCO3)2 + NaNO3 =>
Cu(NO3) + Na(HCO3)2 = Cu(HCO3)2 + NaNO3
W + O = WO7 =>
W + 7 O = WO7
H2 + KNO3 = HNO3 + K =>
H2 + 2 KNO3 = 2 HNO3 + 2 K
MnO4{-}(aq) + H{+}(aq) + Br{-}(aq) = Br2(aq) + H2O(aq) + Mn2{+} =>
4 MnO4{-}(aq) + 32 H{+}(aq) + 26 Br{-}(aq) = 13 Br2(aq) + 16 H2O(aq) + 2 Mn2{+}
OsO4 + HCl = Os(OH)Cl3 + Cl2 + H2O =>
OsO4 + 7 HCl = Os(OH)Cl3 + 2 Cl2 + 3 H2O
H2SO4 + Pb(CH3CO2)2 = PbSO4 + CH3CO2H =>
H2SO4 + Pb(CH3CO2)2 = PbSO4 + 2 CH3CO2H
Pb(NO3)2 = PbO + N02 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2 N02 + 5 O2
NaCl + SiAl = AlCl3 + Na + Si =>
3 NaCl + SiAl = AlCl3 + 3 Na + Si
Fe(NO3)3 + Zn(NO3)2 + NH4OH = ZnFe2O4 + NH4NO3 + H2O =>
2 Fe(NO3)3 + Zn(NO3)2 + 8 NH4OH = ZnFe2O4 + 8 NH4NO3 + 4 H2O
Fe(NO3)2 + Na2(CO3) = Fe(CO3) + Na2(NO3)2 =>
Fe(NO3)2 + Na2(CO3) = Fe(CO3) + Na2(NO3)2
Fe2Cl3 + NaOH = NaCl3 + Fe2OH =>
Fe2Cl3 + NaOH = NaCl3 + Fe2OH
MnO4{-} + SnO2{-2} + H2O = MnO2 + SnO3{-2} + OH{-} =>
2 MnO4{-} + 3 SnO2{-2} + H2O = 2 MnO2 + 3 SnO3{-2} + 2 OH{-}
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Ag + NaHCO3 = Ag2CO3 + Na + H =>
2 Ag + NaHCO3 = Ag2CO3 + Na + H
CO2 + NaOH = Na2CO3 + O2 + H2 =>
2 CO2 + 4 NaOH = 2 Na2CO3 + O2 + 2 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3 =>
Na2SiO3 + H2SO4 = Na2SO4 + H2SiO3
C3H7OH + K2Cr2O7 + H2SO4 = C3H6O + Cr2S3O12 + K2SO4 + H2O =>
3 C3H7OH + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2S3O12 + K2SO4 + 7 H2O
CuCl2(aq) + NaOH = NaCl(aq) + Cu(OH)2(s) =>
CuCl2(aq) + 2 NaOH = 2 NaCl(aq) + Cu(OH)2(s)
Na4Sn4 + Na9Sn4 = Na2Sn =>
Na4Sn4 + 4 Na9Sn4 = 20 Na2Sn
H{+} + Fe{2} + MnO{4–} = Fe{3} + Mn{2} + H2O =>
2 H{+} + 4 Fe{2} + MnO{4–} = 4 Fe{3} + Mn{2} + H2O
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + CO2 + H2O =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 CO2 + 3 H2O
H3PO2 + AgNO3 + H2O = Ag + HPO4 + HNO3 =>
H3PO2 + 6 AgNO3 + 2 H2O = 6 Ag + HPO4 + 6 HNO3
NaClO + HCOOH = NaHCO3 + HCl =>
NaClO + HCOOH = NaHCO3 + HCl
CsO2 + H2SO4 = CsSO3 + H2O2 + O2 =>
2 CsO2 + 2 H2SO4 = 2 CsSO3 + 2 H2O2 + O2
P2O3 + LiOH = H3PO3 + Li2O =>
P2O3 + 6 LiOH = 2 H3PO3 + 3 Li2O
HgCl2 + Sb = SbCl3 + Hg2Cl2 =>
6 HgCl2 + 2 Sb = 2 SbCl3 + 3 Hg2Cl2
C3H67 + O2 = CO2 + H2O =>
4 C3H67 + 79 O2 = 12 CO2 + 134 H2O
CH4C3H8 + O2 = CO2 + H2O =>
CH4C3H8 + 7 O2 = 4 CO2 + 6 H2O
Al(NO3)3 + Co(NO3)2 + CO(NH2)2 = AlCoO3 + N2 + H2O + CO2 =>
2 Al(NO3)3 + 2 Co(NO3)2 + 8 CO(NH2)2 = 2 AlCoO3 + 13 N2 + 16 H2O + 8 CO2
NH4(NO3) + NaOH = NH3 + H2O + NaNO3 =>
NH4(NO3) + NaOH = NH3 + H2O + NaNO3
Au2O3 + HBO2 = Au3(BO3)3 + H2O =>
3 Au2O3 + 6 HBO2 = 2 Au3(BO3)3 + 3 H2O
Cu(OH)2 + HNO3 = CuNO3 + H(OH)2 =>
Cu(OH)2 + HNO3 = CuNO3 + H(OH)2
(c)Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
(c)Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
SbCl3 + HBrO + H2O = Sb + HBrO3 + HCl =>
4 SbCl3 + 3 HBrO + 6 H2O = 4 Sb + 3 HBrO3 + 12 HCl
Cr2S3 + Na = NaCr2 + S =>
Cr2S3 + Na = NaCr2 + 3 S
C6H6O4 + O2 = CO2 + H2O =>
2 C6H6O4 + 11 O2 = 12 CO2 + 6 H2O
MgCrO4 + AgBr = Ag2CrO4 + MgBr2 =>
MgCrO4 + 2 AgBr = Ag2CrO4 + MgBr2
Sn + H2(SO4)2 = H2O + H2SO3 + Sn(SO4)2 =>
3 Sn + 4 H2(SO4)2 = 2 H2O + 2 H2SO3 + 3 Sn(SO4)2
Na3AsO4 + H2S = As2S3 + Na2S + S + H2O =>
2 Na3AsO4 + 8 H2S = As2S3 + 3 Na2S + 2 S + 8 H2O
NaBr + F2 = BrF3 + Na =>
2 NaBr + 3 F2 = 2 BrF3 + 2 Na
NaOCl + KJ + H2SO4 = NaCl + J2 + H2O + K2SO4 =>
NaOCl + 2 KJ + H2SO4 = NaCl + J2 + H2O + K2SO4
KH2PO4 + NaOH = H2O + NaKHPO4 =>
KH2PO4 + NaOH = H2O + NaKHPO4
(NH4)2SO4 + Zn(CH3CO2)2 = (NH4)CH3CO2 + ZnSO4 =>
(NH4)2SO4 + Zn(CH3CO2)2 = 2(NH4)CH3CO2 + ZnSO4
NiI2 + AgCH3CO2 = AgI + Ni(CH3CO2)2 =>
NiI2 + 2 AgCH3CO2 = 2 AgI + Ni(CH3CO2)2
MgCO3(aq) + HNO3(aq) = Mg(NO3)2(aq) + CO2(g) + H2O(l) =>
MgCO3(aq) + 2 HNO3(aq) = Mg(NO3)2(aq) + CO2(g) + H2O(l)
C7H8 + NHO3 = C7H5N3O6 + H2O =>
C7H8 + 3 NHO3 = C7H5N3O6 + 3 H2O
CuOHCl + NaOH = CuO + NaCl + H2O =>
CuOHCl + NaOH = CuO + NaCl + H2O
ZnS + NaOH = Zn(OH) + NaS =>
ZnS + NaOH = Zn(OH) + NaS
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