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2 Fe + H2 = 2 FeH
C6H5OH + Cl2 = C6H3Cl2OH + HCl =>
C6H5OH + 2 Cl2 = C6H3Cl2OH + 2 HCl
Rh + S9 = Rh2S7 =>
18 Rh + 7 S9 = 9 Rh2S7
BaO + HOH = Ba(OH)2 =>
BaO + HOH = Ba(OH)2
SO3(s) = SO2(g) + O2(g) =>
2 SO3(s) = 2 SO2(g) + O2(g)
H4SnO4 + NaOH = Na2(Sn(OH)6) =>
H4SnO4 + 2 NaOH = Na2(Sn(OH)6)
KMnO4 + H2O = KOH + MnO2 + O =>
2 KMnO4 + H2O = 2 KOH + 2 MnO2 + 3 O
N20 = N2 =>
N20 = 10 N2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
Mg + S8 = Mg2S =>
16 Mg + S8 = 8 Mg2S
Ag2SO4 + NaOH = Na2SO4 + AgOH =>
Ag2SO4 + 2 NaOH = Na2SO4 + 2 AgOH
(NH4)2CO3(s) = NH3(g) + CO2(g) + H2O(l) =>
(NH4)2CO3(s) = 2 NH3(g) + CO2(g) + H2O(l)
CuSO4 + NH3 = CuH3 + NSO4 =>
CuSO4 + NH3 = CuH3 + NSO4
C21H24N2O4 + O2 = CO2 + H2O + NO2 =>
C21H24N2O4 + 27 O2 = 21 CO2 + 12 H2O + 2 NO2
CaCl2*H2O + K2C2O4*H2O = CaC2O4*H2O + KCl + H2O =>
CaCl2*H2O + K2C2O4*H2O = CaC2O4*H2O + 2 KCl + H2O
Zn + H2O = H2 + Zn(OH)2 =>
Zn + 2 H2O = H2 + Zn(OH)2
Mg + Ba(NO3)2 = Mg(NO3)2 + Ba =>
Mg + Ba(NO3)2 = Mg(NO3)2 + Ba
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
Ca(s) + HO(l) = Ca(OH)2(aq) = H2(g) =>
Ca(s) + 2 HO(l) = Ca(OH)2(aq)
NaH2PO2 + AgNO3 + H2O = NaH2PO4 + Ag + HNO3 =>
NaH2PO2 + 4 AgNO3 + 2 H2O = NaH2PO4 + 4 Ag + 4 HNO3
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
CH3OH + Na2CO3 = CH3ONa + H2O + CO2 =>
2 CH3OH + Na2CO3 = 2 CH3ONa + H2O + CO2
[Co(NH3)5(H2O)]Cl2 + H2O2 + NH4Cl = [Co(NH3)5Cl]Cl3 + NH3 + H2O =>
[Co(NH3)5(H2O)]Cl2 + H2O2 + 2 NH4Cl = [Co(NH3)5Cl]Cl3 + 2 NH3 + 3 H2O
NaH2PO4*H2O + Na2CO3 + NH4Cl = NaCl + NaNH4HPO4 + H2O + CO2 =>
2 NaH2PO4*H2O + Na2CO3 + 2 NH4Cl = 2 NaCl + 2 NaNH4HPO4 + 3 H2O + CO2
BaSO4 + NaOH = Na2SO4 + Ba(OH)2 =>
BaSO4 + 2 NaOH = Na2SO4 + Ba(OH)2
NaCr02 + Br2 + NaOH = NaCrO4 + NaBr + H2O =>
2 NaCr02 + 15 Br2 + 32 NaOH = 4 NaCrO4 + 30 NaBr + 16 H2O
Co(OH)2 + HBr = CoBr2 + H2O =>
Co(OH)2 + 2 HBr = CoBr2 + 2 H2O
Br{-} + AlBr3 = AlBr4({-}) =>
Br{-} + AlBr3 = AlBr4({-})
CaCl + KCO3 = KCl + CaCO3 =>
CaCl + KCO3 = KCl + CaCO3
(CuOH)2SO4 + H2SO4 = Cu3(OHSO4)2 + H2O =>
3(CuOH)2SO4 + H2SO4 = 2 Cu3(OHSO4)2 + 2 H2O
MnCI2 + XeF2 + H2SO4 = HMnO4 + XeCI2 + F2 + H2O + SO2 =>
2 MnCI2 + 2 XeF2 + 7 H2SO4 = 2 HMnO4 + 2 XeCI2 + 2 F2 + 6 H2O + 7 SO2
(NH4)2S + Cu3(PO4)2 = Cu(NH4)2 + S3(PO4)2 =>
3(NH4)2S + Cu3(PO4)2 = 3 Cu(NH4)2 + S3(PO4)2
Ca(HSO4)2 + Mg(OH)2 = Ca(OH)2 + Mg(HSO4)2 =>
Ca(HSO4)2 + Mg(OH)2 = Ca(OH)2 + Mg(HSO4)2
KI = IK =>
KI = IK
H2SO4 + KaOH = Ka2SO4 + H2O =>
H2SO4 + 2 KaOH = Ka2SO4 + 2 H2O
C2H5OH + Cu(OH)2 = CH3CHO + Cu + H2O =>
C2H5OH + Cu(OH)2 = CH3CHO + Cu + 2 H2O
Na2C2O4 + Mg3(PO4)2 = MgC2O4 + Na3PO4 =>
3 Na2C2O4 + Mg3(PO4)2 = 3 MgC2O4 + 2 Na3PO4
C2N14 + KrF2 = CF4 + Kr + NF3 =>
C2N14 + 25 KrF2 = 2 CF4 + 25 Kr + 14 NF3
Al(OH)4(aq) + H2SO4(aq) = Al(OH)3(s) + H2O + SO4(aq) =>
2 Al(OH)4(aq) + H2SO4(aq) = 2 Al(OH)3(s) + 2 H2O + SO4(aq)
FeSO4 + Sr(H2PO4)2 = SrSO4 + Fe(H2PO4)2 =>
FeSO4 + Sr(H2PO4)2 = SrSO4 + Fe(H2PO4)2
BaSO4 + NaOH = Na2SO4 + Ba(OH)2 =>
BaSO4 + 2 NaOH = Na2SO4 + Ba(OH)2
KBr + Ag(NO3) = KNO3 + AgBr =>
KBr + Ag(NO3) = KNO3 + AgBr
H + Cl + Ba(OH)2 = BaCl + H2O =>
2 H + Cl + Ba(OH)2 = BaCl + 2 H2O
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O =>
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O
SiF4(s) + H2O(l) = HF + SiO2(s) =>
SiF4(s) + 2 H2O(l) = 4 HF + SiO2(s)
FeCl2 + KCrO7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
10 FeCl2 + KCrO7 + 14 HCl = 10 FeCl3 + KCl + CrCl3 + 7 H2O
O3 + CH2O2 = CO2 + H2O =>
O3 + 3 CH2O2 = 3 CO2 + 3 H2O
NaOH + Ca(OH)2 = Na2CaO2 + H2O =>
2 NaOH + Ca(OH)2 = Na2CaO2 + 2 H2O
Pb(NO3)2(s) + Ag(aq) = AgNO3 + Pb =>
Pb(NO3)2(s) + 2 Ag(aq) = 2 AgNO3 + Pb
CuS + Na2SO3 + H2O = Cu + SH2 + Na2SO4 =>
CuS + Na2SO3 + H2O = Cu + SH2 + Na2SO4
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