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2 Fe2O3 + 4 F2 = 4 FeF2 + 3 O2
Hg + I = HgI =>
Hg + I = HgI
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l) =>
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l)
FeSO4BaCl2 = FeCl2BaSO4 =>
FeSO4BaCl2 = FeCl2BaSO4
K + C = KC =>
K + C = KC
NaI(aq) + Cl2(g) = NaCl(aq) + I2 =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2
HPO4LiOH = LiPO4H2O =>
HPO4LiOH = LiPO4H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H5CH3 + HNO3 = C6H2CH3(NO2)3 + H2O =>
C6H5CH3 + 3 HNO3 = C6H2CH3(NO2)3 + 3 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
F2 + Fe2O3 = Fe + F2O =>
3 F2 + Fe2O3 = 2 Fe + 3 F2O
CrBr2 = Cr + Br =>
CrBr2 = Cr + 2 Br
SO2 + NaIO3 + H2O = I2 + Na2SO4 + H2SO4 =>
5 SO2 + 2 NaIO3 + 4 H2O = I2 + Na2SO4 + 4 H2SO4
CaOH2Al(NO3)3 = AlOH2Ca(NO3)3 =>
CaOH2Al(NO3)3 = AlOH2Ca(NO3)3
CH3I + Na = C2H6 + NaI =>
2 CH3I + 2 Na = C2H6 + 2 NaI
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O =>
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O
NaH2PO4 = NaHPO4 + H2 =>
2 NaH2PO4 = 2 NaHPO4 + H2
NaI(aq) + Cl2(g) = I2(s) + NaCl(aq) =>
2 NaI(aq) + Cl2(g) = I2(s) + 2 NaCl(aq)
K + Ca3N2 = KN + Ca =>
2 K + Ca3N2 = 2 KN + 3 Ca
NaHSO4 + H2O = NaOH + H2SO4 =>
NaHSO4 + H2O = NaOH + H2SO4
KMnO4 + KI = I2MnO4 + K =>
KMnO4 + 2 KI = I2MnO4 + 3 K
P + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 =>
2 P + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + 2 MnSO4 + K2SO4
SnCl2(aq) + H2S(g) = SnS(s) + HCl(aq) =>
SnCl2(aq) + H2S(g) = SnS(s) + 2 HCl(aq)
CH3I + Na = NaI + CH3 =>
CH3I + Na = NaI + CH3
C7H8 + H2SO4 = CO2 + H2O + SO =>
C7H8 + 9 H2SO4 = 7 CO2 + 13 H2O + 9 SO
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CH2 + Br2 = CBr4 + HBr =>
CH2 + 3 Br2 = CBr4 + 2 HBr
S3O6{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S3O6{2-} + 4 Cl2 + 12 OH{-} = 3 SO4{2-} + 8 Cl{-} + 6 H2O
HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + H2O =>
3 HNO3 + C6H5CH3 = C6H2(NO2)3CH3 + 3 H2O
CoSO4*7H2O + NH4SCN + HgCl2 = Hg[Co(SCN)4] + NH4{+} + Cl{-} + SO4{2-} + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg[Co(SCN)4] + 4 NH4{+} + 2 Cl{-} + SO4{2-} + 7 H2O
Ca(NO3)2*4H2O + Na3PO4 + NaOH = Ca10(PO4)6*(OH)2 + NaNO3 + H2O =>
10 Ca(NO3)2*4H2O + 6 Na3PO4 + 2 NaOH = Ca10(PO4)6*(OH)2 + 20 NaNO3 + 40 H2O
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
CH2 + Br2 = CHBr3 + HBr =>
CH2 + 2 Br2 = CHBr3 + HBr
CoSO4*7H2O + NH4SCN + HgCl2 = Hg(Co(SCN)4) + NH4Cl + (NH4)2SO4 + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg(Co(SCN)4) + 2 NH4Cl + (NH4)2SO4 + 7 H2O
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s)
KI + Na3PO4 = NaI + K3PO4 =>
3 KI + Na3PO4 = 3 NaI + K3PO4
C6H5CH3 + HNO3 = C6H2(NO2)3CH3(s) + H2O =>
C6H5CH3 + 3 HNO3 = C6H2(NO2)3CH3(s) + 3 H2O
H2O2 + K3[Fe(CN)6] = O2 + K2H2[Fe(CN)6] + K4[Fe(CN)6] =>
H2O2 + 2 K3[Fe(CN)6] = O2 + K2H2[Fe(CN)6] + K4[Fe(CN)6]
NH4Cl + Hg(C2H3O2)2 = HgCl2 + NH4C2H3O2 =>
2 NH4Cl + Hg(C2H3O2)2 = HgCl2 + 2 NH4C2H3O2
HCOOH + CO3 = HCOC + HO3 =>
8 HCOOH + 6 CO3 = 7 HCOC + 9 HO3
NaJ + KMnO4 + H2SO4 = J2 + K2SO4 + MnSO4 + Na2SO4 + H2O =>
10 NaJ + 2 KMnO4 + 8 H2SO4 = 5 J2 + K2SO4 + 2 MnSO4 + 5 Na2SO4 + 8 H2O
Na + I2 = NaI2 =>
Na + I2 = NaI2
HI(aq) + CaCO3(s) = H2CO3(s) + CaI2(aq) =>
2 HI(aq) + CaCO3(s) = H2CO3(s) + CaI2(aq)
CH2 + Br2 = CH2BrCH2Br =>
2 CH2 + Br2 = CH2BrCH2Br
CH3COOH + NH4Cl = NH4CH3COO + HCl =>
CH3COOH + NH4Cl = NH4CH3COO + HCl
Fe2O3*FeO = Fe(FeO2)2 =>
Fe2O3*FeO = Fe(FeO2)2
Zn + Au(NO3)3 = Zn(NO3)3 + Au =>
Zn + Au(NO3)3 = Zn(NO3)3 + Au
CO2 + H2 = CO + H2O =>
CO2 + H2 = CO + H2O
Al2O3 + KOH = KAlO2 + H2O =>
Al2O3 + 2 KOH = 2 KAlO2 + H2O
Ca + Fe = FeCa =>
Ca + Fe = FeCa
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