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2 MnCr2O4 + 7 CO2 = 4 CrO3 + Mn2O3 + 7 CO
CaCO3 + FeCl3 = Fe2(CO3)3 + Ca + Cl2 =>
3 CaCO3 + 2 FeCl3 = Fe2(CO3)3 + 3 Ca + 3 Cl2
KClO3 + H2SO4 = KHSO + O2 + Cl2O + H2O =>
2 KClO3 + 2 H2SO4 = 2 KHSO + 5 O2 + Cl2O + H2O
CaCO3(s) + HNO3(aq) = Ca(NO3)2 + CO2H2O =>
CaCO3(s) + 2 HNO3(aq) = Ca(NO3)2 + CO2H2O
NaCl(aq) + KOH(aq) = NaOH(aq) + KCl(aq) =>
NaCl(aq) + KOH(aq) = NaOH(aq) + KCl(aq)
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2 =>
2 LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2
CuSO4 + NCl3 = CuCl2 + N2(SO4)3 =>
3 CuSO4 + 2 NCl3 = 3 CuCl2 + N2(SO4)3
Hg2(NO3)2 + K2CrO4 = Hg2(CrO4)2 + K2NO3 =>
Hg2(NO3)2 + 2 K2CrO4 = Hg2(CrO4)2 + 2 K2NO3
(NH4)3PO4 + KBr = (NH4)Br + K3PO4 =>
(NH4)3PO4 + 3 KBr = 3(NH4)Br + K3PO4
HNO3 + Cr2(SO4)3 + K2SO4 + H2O = HNO2 + K2Cr2O7 + H2SO4 =>
3 HNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O = 3 HNO2 + K2Cr2O7 + 4 H2SO4
C6H12Br2 + O2 = CO2 + H2O + HBr =>
2 C6H12Br2 + 17 O2 = 12 CO2 + 10 H2O + 4 HBr
N2 + Na4 = NNa2 =>
N2 + Na4 = 2 NNa2
Na2SO3 + HCl + K2CrO4 = KCl + Na2SO4 + CrCl3 + H2O =>
3 Na2SO3 + 10 HCl + 2 K2CrO4 = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
SO2 + Cl2 + H2O = H2SO4 + HCl =>
SO2 + Cl2 + 2 H2O = H2SO4 + 2 HCl
Ba(NO3)2(aq) + NH4IO3(aq) = Ba(IO3)2 + NH4NO3 =>
Ba(NO3)2(aq) + 2 NH4IO3(aq) = Ba(IO3)2 + 2 NH4NO3
Zn + HNO3 = Zn(NO3)2 + H4NO2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + 2 H4NO2 + 2 H2O
SO3 + Mg = MgO + SO2 =>
SO3 + Mg = MgO + SO2
Hg(NO3) + C2H6O = Hg(CNO)2 + H2O + CO2 + Hg =>
6 Hg(NO3) + 4 C2H6O = 3 Hg(CNO)2 + 12 H2O + 2 CO2 + 3 Hg
NaCl(aq) + AgF(aq) = AgCl(aq) + NaF(aq) =>
NaCl(aq) + AgF(aq) = AgCl(aq) + NaF(aq)
Zn(NO3)2 + Ni3(PO4)2 = Zn3(PO4)2 + Ni(NO3)2 =>
3 Zn(NO3)2 + Ni3(PO4)2 = Zn3(PO4)2 + 3 Ni(NO3)2
Mn(SO4)2 + NaI = MnSO4 + Na2SO4 + I2 =>
Mn(SO4)2 + 2 NaI = MnSO4 + Na2SO4 + I2
Na2SiO3 + HNo3 = NaNo3 + H2SiO3 =>
Na2SiO3 + 2 HNo3 = 2 NaNo3 + H2SiO3
Fe(OH)3 + HCe = FeCe3 + H2O =>
Fe(OH)3 + 3 HCe = FeCe3 + 3 H2O
HCl + Mg(OH) = MgCl + H(OH) =>
HCl + Mg(OH) = MgCl + H(OH)
K2S(aq) + HCl(aq) = K(s) + H2(g) + SCl2(g) =>
K2S(aq) + 2 HCl(aq) = 2 K(s) + H2(g) + SCl2(g)
C2H2 + H2O = CO + H2 = CH3OH + CO2 =>
C2H2 + 2 H2O = 2 CO + 3 H2
Se + Na = SeNa =>
Se + Na = SeNa
K2Cr2O7 + Na2SO3 + HCl = CrCl + Na2SO4 + KCl + H2O =>
K2Cr2O7 + 5 Na2SO3 + 4 HCl = 2 CrCl + 5 Na2SO4 + 2 KCl + 2 H2O
PH3H2 = H2 + P =>
2 PH3H2 = 5 H2 + 2 P
H2PO4{-} + OH{-} = HPO4{2-} + H2O =>
H2PO4{-} + OH{-} = HPO4{2-} + H2O
H2CO3 + Ag2S = Ag2CO3 + H2S =>
H2CO3 + Ag2S = Ag2CO3 + H2S
KNO = K2O + N2 + O5 =>
10 KNO = 5 K2O + 5 N2 + O5
NH3 + Cl2 = NH4Cl + N2 = =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
FeS + NaCN + O2 + H2O = Na4[Fe(CN)6] + NaCNS + NaOH =>
2 FeS + 14 NaCN + O2 + 2 H2O = 2 Na4[Fe(CN)6] + 2 NaCNS + 4 NaOH
C2H5SH(l) + O2(g) = CO2(g) + H2O(l) + SO2(g)(C2H5SH) =>
4 C2H5SH(l) + 9 O2(g) = 4 CO2(g) + 6 H2O(l) + 2 SO2(g)(C2H5SH)
Fe + Cl2 + HCl = HFeCl4 =>
2 Fe + 3 Cl2 + 2 HCl = 2 HFeCl4
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
KCa2Mg4Al3Si6O22(OH)2 + SiO2 = CaMgSi2O6 + MgSiO3 + CaAl2Si2O8 + KAlSi3O8 + H2O =>
KCa2Mg4Al3Si6O22(OH)2 + 4 SiO2 = CaMgSi2O6 + 3 MgSiO3 + CaAl2Si2O8 + KAlSi3O8 + H2O
Fe + N2 = FeN2 =>
Fe + N2 = FeN2
K2Cr2O3 + H2SO4 = K2SO4 + Cr2(SO4)3 + SO2 + H2O =>
K2Cr2O3 + 5 H2SO4 = K2SO4 + Cr2(SO4)3 + SO2 + 5 H2O
Mn(SO4)2 + NaI = MnSO4 + Na2SO4 + I2 =>
Mn(SO4)2 + 2 NaI = MnSO4 + Na2SO4 + I2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
N2H2 = NH3 + N4 =>
3 N2H2 = 2 NH3 + N4
KNO2 + HCl = KCl + NO + H2O + KNO3 =>
3 KNO2 + 2 HCl = 2 KCl + 2 NO + H2O + KNO3
MgCl + Al(SO4) = AlCl + Mg(SO4) =>
MgCl + Al(SO4) = AlCl + Mg(SO4)
A1 + HCl = A1Cl3 + H2 =>
2 A1 + 6 HCl = 2 A1Cl3 + 3 H2
N2O5 + H2O = HNO3* =>
N2O5 + H2O = 2 HNO3*
VO2 + FeO3 = V2O5 + FeO2 =>
2 VO2 + FeO3 = V2O5 + FeO2
K3PO4 + MgO = Mg3PO4 + KO =>
K3PO4 + 3 MgO = Mg3PO4 + 3 KO
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