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Pb(C2H3O2)2 + KI = KPb + (C2H3O2)2 + I
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
BaO + Ca(OH)2 = Ba(OH)2 + CaO =>
BaO + Ca(OH)2 = Ba(OH)2 + CaO
NI(OH)2 = NIOH2O =>
NI(OH)2 = NIOH2O
KNO3 + S = K2SO4 + N2 + SO2 =>
2 KNO3 + 2 S = K2SO4 + N2 + SO2
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
H2O + B3O2 = B(OH)3 + H2 =>
14 H2O + 2 B3O2 = 6 B(OH)3 + 5 H2
KHSO4 + CH3COONa = CH3COOH + KSO4 + Na =>
KHSO4 + CH3COONa = CH3COOH + KSO4 + Na
Re2O7 = Re + O3 =>
3 Re2O7 = 6 Re + 7 O3
H3PO4 + Na = Na2PO4 + H =>
H3PO4 + 2 Na = Na2PO4 + 3 H
CaCl2 + NaHCO3 = CaCO3 + H2CO3 + NaCl =>
CaCl2 + 2 NaHCO3 = CaCO3 + H2CO3 + 2 NaCl
MgBr2 + Cl = Br2 + MgCl2 =>
MgBr2 + 2 Cl = Br2 + MgCl2
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
W2O5 + H = W + H2O =>
W2O5 + 10 H = 2 W + 5 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH{4}NO{2} = N{2} + H{2}O =>
NH{4}NO{2} = N{2} + H{2}O
Mg(OH)2 = Mg + OH =>
Mg(OH)2 = Mg + 2 OH
C6H5OH + CH3OH = (C6H5)OCH3 + H2O =>
C6H5OH + CH3OH = (C6H5)OCH3 + H2O
Mn2(SO4)3 = MnSO4 + O2 + SO3 =>
2 Mn2(SO4)3 = 4 MnSO4 + O2 + 2 SO3
C6H5CH2CH3 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)2 + H2O + C6H5COOH =>
28 C6H5CH2CH3 + 27 K2Cr2O7 + 81 H2SO4 = 27 K2SO4 + 27 Cr2(SO4)2 + 125 H2O + 32 C6H5COOH
FeS + Ag2O = FeO + Ag2S =>
FeS + Ag2O = FeO + Ag2S
Ag + HNO3 + HCl = AgCl + NO + H2O =>
3 Ag + HNO3 + 3 HCl = 3 AgCl + NO + 2 H2O
Cl2 + BaBr2 = BaCl2 + Br2 =>
Cl2 + BaBr2 = BaCl2 + Br2
M(OH)2 + HCl = MCl2 + H2O =>
M(OH)2 + 2 HCl = MCl2 + 2 H2O
CH3CH(CH3)CH2 + CuO = CH3CH2COH + H2O + Cu =>
6 CH3CH(CH3)CH2 + 11 CuO = 8 CH3CH2COH + 3 H2O + 11 Cu
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HBr + CrO = CrBr2 + H2O =>
2 HBr + CrO = CrBr2 + H2O
Al(NO3)3 + C22H23N3O9 = Al(C22H22N3O9)3 + HNO3 =>
Al(NO3)3 + 3 C22H23N3O9 = Al(C22H22N3O9)3 + 3 HNO3
Mg + (SO4) = MgSO4 =>
Mg + (SO4) = MgSO4
Fe2(SO4)3 + K2(CO3) = Fe2(CO3)3 + K2(SO4) =>
Fe2(SO4)3 + 3 K2(CO3) = Fe2(CO3)3 + 3 K2(SO4)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Sn + Na2SO4 = Na + SnSO4 =>
Sn + Na2SO4 = 2 Na + SnSO4
Cu + C2H4O2 + H2O2 = CuC4H6O4 + H2O =>
Cu + 2 C2H4O2 + H2O2 = CuC4H6O4 + 2 H2O
*CuCl2 + Na2SO3 + H2O = CuCl + Na2SO4 + HCl =>
2*CuCl2 + Na2SO3 + H2O = 2 CuCl + Na2SO4 + 2 HCl
CO2 + H2O + S8 = H2SO3 + C2 =>
8 CO2 + 8 H2O + S8 = 8 H2SO3 + 4 C2
Mn + H2S = MnS2 + H2 =>
Mn + 2 H2S = MnS2 + 2 H2
H2 + Cl3 = H4Cl3 =>
2 H2 + Cl3 = H4Cl3
K2MnO4 + K2SO3 + H2O = KOH + MnO2 + K2SO4 =>
K2MnO4 + K2SO3 + H2O = 2 KOH + MnO2 + K2SO4
Y2O3 + BaCO3 + CuO = Y3Ba5Cu8O18 + CO + O =>
3 Y2O3 + 10 BaCO3 + 16 CuO = 2 Y3Ba5Cu8O18 + 10 CO + 9 O
Na2O + PbI2 = NaI + OPb =>
Na2O + PbI2 = 2 NaI + OPb
AgNO3 + NaHSO4 = Ag2SO4 + NaH + NO3 =>
2 AgNO3 + NaHSO4 = Ag2SO4 + NaH + 2 NO3
KMnO4 + H2SO4 + HBr = K2SO4 + MnSO4 + H2O + Br =>
2 KMnO4 + 3 H2SO4 + 10 HBr = K2SO4 + 2 MnSO4 + 8 H2O + 10 Br
Na2CrO4(aq) + CuNO3(s) = NaNO3(aq) + Cu2CrO4(s) =>
Na2CrO4(aq) + 2 CuNO3(s) = 2 NaNO3(aq) + Cu2CrO4(s)
Ca + H3PO4 + OH = Ca3(PO4)2 + H2O =>
3 Ca + 2 H3PO4 + 6 OH = Ca3(PO4)2 + 6 H2O
Mn(O)4 + HCl = H2O + Cl2 + MnCl2 =>
Mn(O)4 + 8 HCl = 4 H2O + 3 Cl2 + MnCl2
Na2CO3 + FeCl2 = FeNa2 + Cl2CO3 =>
Na2CO3 + FeCl2 = FeNa2 + Cl2CO3
CH3COO + O2 = HCO3 + H2O =>
4 CH3COO + 9 O2 = 8 HCO3 + 2 H2O
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
NH{4}NO{2} = N{2}O + H{2}O =>
NH{4}NO{2} = N{2}O + H{2}O
Pb + NaOH + H2O = H2 + NaPb(OH)4 =>
2 Pb + 2 NaOH + 6 H2O = 3 H2 + 2 NaPb(OH)4
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