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3 C + Na2Cr2O7 = Cr2O3 + Na2O + 3 CO
Ti + O = Ti2O3 =>
2 Ti + 3 O = Ti2O3
Ca3(PO4)2 + SiO2 + C = Ca3SiO3 + CO + P4 =>
2 Ca3(PO4)2 + 2 SiO2 + 14 C = 2 Ca3SiO3 + 14 CO + P4
KClO{-}3 = KClO{-}2 =>
KClO{-}3 = KClO{-}2
H2SO4 + C = H2O + SO2 + CO2 =>
2 H2SO4 + C = 2 H2O + 2 SO2 + CO2
PbH2SO4 = PbSO4 + H2 =>
PbH2SO4 = PbSO4 + H2
Cu2(CO3)3 = Cu + CO2 + O2 =>
2 Cu2(CO3)3 = 4 Cu + 6 CO2 + 3 O2
NH3 + NaCl = NaH3 + NCl =>
NH3 + NaCl = NaH3 + NCl
Ca(HCO3)2(q)(heat) = CaCO3(s) + CO2(g) + H2O(l) =>
Ca(HCO3)2(q)(heat) = CaCO3(s) + CO2(g) + H2O(l)
S(ClO3)2 = SCl2 + O =>
S(ClO3)2 = SCl2 + 6 O
Ag(s) + S4N4(g) = N2(g) + Ag2S(s) =>
8 Ag(s) + S4N4(g) = 2 N2(g) + 4 Ag2S(s)
PbO2 + Na3PO4 = PbPO4 + Na3O2 =>
PbO2 + Na3PO4 = PbPO4 + Na3O2
FeS2 + H2O + O2 = Fe2(SO2) + H2SO2 =>
4 FeS2 + 6 H2O + 5 O2 = 2 Fe2(SO2) + 6 H2SO2
Fe + Pb(NO3)2 = FeNO3 + Pb =>
2 Fe + Pb(NO3)2 = 2 FeNO3 + Pb
CuO + NH4HSO4 + H2 = CuSO4 + NH4 + H2O =>
2 CuO + 2 NH4HSO4 + H2 = 2 CuSO4 + 2 NH4 + 2 H2O
H3P + Ca(OH)2 = Ca3P2 + H2O =>
2 H3P + 3 Ca(OH)2 = Ca3P2 + 6 H2O
HClO4 + CaCO3 = CO2 + CaCl2 + O2 + H2O =>
2 HClO4 + CaCO3 = CO2 + CaCl2 + 4 O2 + H2O
C2H2 + O = C02 + H2O =>
C2H2 + O = C02 + H2O
HNCO = C3N3 + (NH2)3 + CO2 =>
6 HNCO = C3N3 + (NH2)3 + 3 CO2
Ba(OH)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(OH)2 =>
Ba(OH)2 + Fe(SO4)3 = Ba(SO4)3 + Fe(OH)2
Na + KI = NaI + K =>
Na + KI = NaI + K
K2S + O2 + H2O = K2O + H2SO4 =>
K2S + 2 O2 + H2O = K2O + H2SO4
ZnSO4*16H2O + NH4SCN + C5H5N = Zn(C5H5N)2(SCN)2 + (NH4)2SO4 + H2O =>
ZnSO4*16H2O + 2 NH4SCN + 2 C5H5N = Zn(C5H5N)2(SCN)2 + (NH4)2SO4 + 16 H2O
LiMnO4 + LiNO2 + H2O = MnO2 + LiNO3 + LiOH =>
2 LiMnO4 + 3 LiNO2 + H2O = 2 MnO2 + 3 LiNO3 + 2 LiOH
CH3CH2CH2Cl + NaOH = CH3CH2CH2OH + NaCl =>
CH3CH2CH2Cl + NaOH = CH3CH2CH2OH + NaCl
Fe(NO3)3(aq) + Na3PO4(aq) = FePO4(s) + NaNO3 =>
Fe(NO3)3(aq) + Na3PO4(aq) = FePO4(s) + 3 NaNO3
KCl*NaCl = KCl + NaCl =>
KCl*NaCl = KCl + NaCl
K3PO4 + MgSO4 = MgPO4 + K3SO4 =>
K3PO4 + MgSO4 = MgPO4 + K3SO4
C2H6O + O2 = H2O + C2H2O2 =>
2 C2H6O + 3 O2 = 4 H2O + 2 C2H2O2
C(s) + SO2(g) = CO(g) + CS2(l) =>
5 C(s) + 2 SO2(g) = 4 CO(g) + CS2(l)
Ca + NiBr3 = CaBr2 + Ni =>
3 Ca + 2 NiBr3 = 3 CaBr2 + 2 Ni
LiMnO4 + LiNO2 + H2O = MnO2 + LiNO3 + LiOH =>
2 LiMnO4 + 3 LiNO2 + H2O = 2 MnO2 + 3 LiNO3 + 2 LiOH
Ag + S = Ag2S =>
2 Ag + S = Ag2S
H2 + CuO = Cu2 + H2O =>
2 H2 + 2 CuO = Cu2 + 2 H2O
Br2 + KI = KBr2 + I2 =>
2 Br2 + 2 KI = 2 KBr2 + I2
CH4 + Br + CHCO = CHBr2 + CHCO4 =>
CH4 + 14 Br + 4 CHCO = 7 CHBr2 + CHCO4
HCuO2{-} + e + H{+} = H2O + Cu2O =>
2 HCuO2{-} + 2e + 4 H{+} = 3 H2O + Cu2O
Pb + FeCl3 = PbCl2 + Fe =>
3 Pb + 2 FeCl3 = 3 PbCl2 + 2 Fe
Cr2O7 + C2H5OH + H{+} = Cr{+} + CH3COOH + H2O =>
Cr2O7 + 3 C2H5OH + 2 H{+} = 2 Cr{+} + 3 CH3COOH + 4 H2O
Fe + Cl2(s) = FeCl3(s) =>
2 Fe + 3 Cl2(s) = 2 FeCl3(s)
As2S3 + Ar = AsAr3 + S =>
As2S3 + 6 Ar = 2 AsAr3 + 3 S
ZnS + O = SO + Zn =>
ZnS + O = SO + Zn
Cu2 + AgNo3 = Cu(No3)2 + Ag =>
Cu2 + 4 AgNo3 = 2 Cu(No3)2 + 4 Ag
Al6 + F5 = AlF3 =>
5 Al6 + 18 F5 = 30 AlF3
CaI2 + H2SO4 = CaSO4 + HI =>
CaI2 + H2SO4 = CaSO4 + 2 HI
Fe2Cr2O4 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
2 Fe2Cr2O4 + 4 K2CO3 + 5 O2 = 4 K2CrO4 + 2 Fe2O3 + 4 CO2
Al + Na(OH) + H2O = Na2[Al(OH)6] + H2 =>
Al + 2 Na(OH) + 4 H2O = Na2[Al(OH)6] + 2 H2
P2O3 + HCl = H3PO3 + PCl3 =>
P2O3 + 3 HCl = H3PO3 + PCl3
Na2CO3 + Mg(No3)2 = MgCO3 + NaNo3 =>
Na2CO3 + Mg(No3)2 = MgCO3 + 2 NaNo3
BaCl2(aq) + CoSO4(aq) = BaSO4(s) + CoCl2(aq) =>
BaCl2(aq) + CoSO4(aq) = BaSO4(s) + CoCl2(aq)
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