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4 Fe + 3 O2 = 2 Fe2O3
(ClCH2CH2)2S + H2O = (HOCH2CH2)2S + HCl =>
(ClCH2CH2)2S + 2 H2O = (HOCH2CH2)2S + 2 HCl
Ag + CO2 = Ag2C2O4 =>
2 Ag + 2 CO2 = Ag2C2O4
Cr(NC)6{4-} + Ce{4+} + H2O = Cr{3+} + Ce{3+} + NO3{-} + CO2 + H{+} =>
Cr(NC)6{4-} + 61 Ce{4+} + 30 H2O = Cr{3+} + 61 Ce{3+} + 6 NO3{-} + 6 CO2 + 60 H{+}
Al + PBO2 = Al2O3 + PB =>
4 Al + 3 PBO2 = 2 Al2O3 + 3 PB
Pb(NO3)2 + Cu + H2(SO4) = Pb(SO4) + Cu(SO4) + NO + H2O =>
Pb(NO3)2 + 3 Cu + 4 H2(SO4) = Pb(SO4) + 3 Cu(SO4) + 2 NO + 4 H2O
AlCl3 + Mg3N2 = AlN + MgCl2 =>
2 AlCl3 + Mg3N2 = 2 AlN + 3 MgCl2
Si2O4 = SiO2 =>
Si2O4 = 2 SiO2
CuSO4 + NH3 + Na2EDTA*2H2O = CuNH3 + SO4EDTA*2H2O + Na2 =>
CuSO4 + NH3 + Na2EDTA*2H2O = CuNH3 + SO4EDTA*2H2O + Na2
KF(aq) + HCl(aq) = KCl(aq) + HF(aq) =>
KF(aq) + HCl(aq) = KCl(aq) + HF(aq)
PbO = Pb + O2 =>
2 PbO = 2 Pb + O2
CuOH + HCl = CuCl + H2O =>
CuOH + HCl = CuCl + H2O
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
Sr(NO2)2 + H2O2 = Sr(NO3)2 + H2O =>
Sr(NO2)2 + 2 H2O2 = Sr(NO3)2 + 2 H2O
FeOHCl2H2O = Fe(OH)2ClHCl =>
FeOHCl2H2O = Fe(OH)2ClHCl
(NH4)2 = N + H =>
(NH4)2 = 2 N + 8 H
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
HNa2PO4 + NaOH = Na3PO4 + H2O =>
HNa2PO4 + NaOH = Na3PO4 + H2O
KMnO4 + KI = IKMnO4 + K =>
KMnO4 + KI = IKMnO4 + K
X2H4 + CO = CX + H2O =>
X2H4 + 2 CO = 2 CX + 2 H2O
AgNO2 + KI = AgI + KNO2 =>
AgNO2 + KI = AgI + KNO2
CHOCH2CH2CH3 + CH3CH2MgBr + H2O = CH3CH2CHOHCH2CH3 + MgBrOH =>
5 CHOCH2CH2CH3 + 5 CH3CH2MgBr + 6 H2O = 6 CH3CH2CHOHCH2CH3 + 5 MgBrOH
Mn(No2)2 + BeCl2 = Be(No2)2 + MnCl2 =>
Mn(No2)2 + BeCl2 = Be(No2)2 + MnCl2
KBrO + P + KOH = K3PO4 + KBr + H2O =>
5 KBrO + 2 P + 6 KOH = 2 K3PO4 + 5 KBr + 3 H2O
Ca(OH)2 + NaCl = NaOH + CaCl2 =>
Ca(OH)2 + 2 NaCl = 2 NaOH + CaCl2
Cu(OH)2 = Cu2O + H2O + O =>
2 Cu(OH)2 = Cu2O + 2 H2O + O
C7H8O + FeCl3 = Fe(C7H7O)3 + HCl =>
3 C7H8O + FeCl3 = Fe(C7H7O)3 + 3 HCl
AgNO3 + KI = AgNO3KI =>
AgNO3 + KI = AgNO3KI
Zr + SnO = Sn + ZrO2 =>
Zr + 2 SnO = 2 Sn + ZrO2
Cr(OH)3 + CO2 = Cr2CO5 + H2O =>
2 Cr(OH)3 + CO2 = Cr2CO5 + 3 H2O
HMnO4 + HNO2 = Mn(NO3)2 + HNO3 + H2O =>
2 HMnO4 + 5 HNO2 = 2 Mn(NO3)2 + HNO3 + 3 H2O
CuSO4HOH = HSO4CuOH =>
CuSO4HOH = HSO4CuOH
KNO3 + C = K2O + N2 + CO2 =>
4 KNO3 + 5 C = 2 K2O + 2 N2 + 5 CO2
MgCl2 + HCl = MgCl3 + H =>
MgCl2 + HCl = MgCl3 + H
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H12O6 + Ag(NH3)2{+} + OH{-} = Ag + C6H12O7 + NH3 + H2O =>
C6H12O6 + 2 Ag(NH3)2{+} + 2 OH{-} = 2 Ag + C6H12O7 + 4 NH3 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
SO3 + Ba = BaSO3 =>
SO3 + Ba = BaSO3
HF = H2 + F2 =>
2 HF = H2 + F2
CuBr2 + HNO3 = Cu(NO3)2 + Br2 + NO + H2O =>
3 CuBr2 + 8 HNO3 = 3 Cu(NO3)2 + 3 Br2 + 2 NO + 4 H2O
NaOH + CH2OH(CHOH)4CH2OH = CH2ONa(CHOH)4CH2ONa + H2O =>
2 NaOH + CH2OH(CHOH)4CH2OH = CH2ONa(CHOH)4CH2ONa + 2 H2O
Au + Pb(NO3)2 = Au(NO3) + Pb =>
2 Au + Pb(NO3)2 = 2 Au(NO3) + Pb
KI2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
6 KI2 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 6 I2 + 4 K2SO4 + 7 H2O
CaCO3 + H3NSO3 = Ca(SO3NH2)2 + CO2 + H2O =>
CaCO3 + 2 H3NSO3 = Ca(SO3NH2)2 + CO2 + H2O
Si3H8 + O2 = H2O + SiH =>
4 Si3H8 + 5 O2 = 10 H2O + 12 SiH
Cr + H2 = CrH6 =>
Cr + 3 H2 = CrH6
CuO2 = CuO + O2 =>
2 CuO2 = 2 CuO + O2
NiO + SO2 + H2O = NiSO2(OH)2 =>
NiO + SO2 + H2O = NiSO2(OH)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
(NH4)2SO4(s) = NH4(aq) + SO4(aq) =>
(NH4)2SO4(s) = 2 NH4(aq) + SO4(aq)
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