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Cu(OH)2(aq) = CuO(s) + H2O
CH3CH2OH + K2CrO2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
13 CH3CH2OH + 4 K2CrO2O7 + 10 H2SO4 = 13 CH3COOH + 2 Cr2(SO4)3 + 4 K2SO4 + 23 H2O
KNO3 + HCl = KCl + HNO3 =>
KNO3 + HCl = KCl + HNO3
FeS + AlCl3 = FeCl2 + Al2S3 =>
3 FeS + 2 AlCl3 = 3 FeCl2 + Al2S3
C2H5NO2 + N2O + OH{-} = CO3{2-} + H2O + N2 =>
2 C2H5NO2 + 9 N2O + 8 OH{-} = 4 CO3{2-} + 9 H2O + 10 N2
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
C9H9N + O2 = CO2 + H2O + NO2 =>
4 C9H9N + 49 O2 = 36 CO2 + 18 H2O + 4 NO2
HgCl2 + K2S = HgS + KCl =>
HgCl2 + K2S = HgS + 2 KCl
Co + HF = H + CoF2 =>
Co + 2 HF = 2 H + CoF2
KNO3 + CaSO3 = K2SO3 + Ca(NO3)2 =>
2 KNO3 + CaSO3 = K2SO3 + Ca(NO3)2
H2 + O4 = H2O2 =>
2 H2 + O4 = 2 H2O2
K + Cu3(PO4)2 = K3(PO4) + Cu =>
6 K + Cu3(PO4)2 = 2 K3(PO4) + 3 Cu
Cd + Bi(NO3)3 = Cd(NO3)2 + Bi =>
3 Cd + 2 Bi(NO3)3 = 3 Cd(NO3)2 + 2 Bi
AgNO2 + MgCl2 = AgCl + Mg(NO2)2 =>
2 AgNO2 + MgCl2 = 2 AgCl + Mg(NO2)2
AgNO3(s) + K2CrO4(s) = Ag2CrO4 + KNO3 =>
2 AgNO3(s) + K2CrO4(s) = Ag2CrO4 + 2 KNO3
Pb(CH3CO2)2 + H2S = PbS + CH3CO2H =>
Pb(CH3CO2)2 + H2S = PbS + 2 CH3CO2H
HC2H3O2(aq) + Ca(OH)2 = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ca(OH)2 = 2 H2O(l) + Ca(C2H3O2)2(aq)
SnCl2 + K2CrO4 = SnCrO4 + K2Cl2 =>
SnCl2 + K2CrO4 = SnCrO4 + K2Cl2
H3C6H507 + NaOH = Na3C6H507 + H2O =>
H3C6H507 + 3 NaOH = Na3C6H507 + 3 H2O
CaO(s) + Al(s) = Al2O3(s) + Ca(s) =>
3 CaO(s) + 2 Al(s) = Al2O3(s) + 3 Ca(s)
Sn(OH)2 + HNO3 = Sn(NO3)2 + H2O =>
Sn(OH)2 + 2 HNO3 = Sn(NO3)2 + 2 H2O
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
Cu(s) + O2(s) = CuO(s) =>
2 Cu(s) + O2(s) = 2 CuO(s)
At2 + Mg = MgAt2 =>
At2 + Mg = MgAt2
Cu(s) + O2(s) = Cu2O(s) =>
4 Cu(s) + O2(s) = 2 Cu2O(s)
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
S + OH = SOH =>
S + OH = SOH
K + (NO3)2 = K2(NO3)2 =>
2 K + (NO3)2 = K2(NO3)2
FeS + AlCl3 = FeCl2 + Al2S3 =>
3 FeS + 2 AlCl3 = 3 FeCl2 + Al2S3
CaO + CH3COOH = (CH3COO)2Ca + H2O =>
CaO + 2 CH3COOH = (CH3COO)2Ca + H2O
CuCl2 + Na2SO3 + NaOH = CuCl + Na2SO4 + NaCl + H2O =>
2 CuCl2 + Na2SO3 + 2 NaOH = 2 CuCl + Na2SO4 + 2 NaCl + H2O
Zr + CuO = ZrO2 + Cu =>
Zr + 2 CuO = ZrO2 + 2 Cu
V2O4 + HCl = VCl3 + Cl2 + H2O =>
V2O4 + 8 HCl = 2 VCl3 + Cl2 + 4 H2O
ZrO2 + Cl + C = ZrCl4 + CO =>
ZrO2 + 4 Cl + 2 C = ZrCl4 + 2 CO
K + (NO3)2 = K2(NO3)2 =>
2 K + (NO3)2 = K2(NO3)2
LiOH + AgNO3 = Ag2O + LiNO3 + H2O =>
2 LiOH + 2 AgNO3 = Ag2O + 2 LiNO3 + H2O
At2 + Mg = MgAt2 =>
At2 + Mg = MgAt2
Zn(NO3)2 + H2O = Zn(NO3)2*6H2O =>
Zn(NO3)2 + 6 H2O = Zn(NO3)2*6H2O
NH4BF4 + B2O3 = BF3 + H2O + H3N =>
6 NH4BF4 + B2O3 = 8 BF3 + 3 H2O + 6 H3N
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Fe(CH3COO)2 + NH4OH = Fe(OH)2 + NH4(CH3COO) =>
Fe(CH3COO)2 + 2 NH4OH = Fe(OH)2 + 2 NH4(CH3COO)
Cu(s) + Ag(No3)2(aq) = Cu(No3)2(aq) + Ag(s) =>
Cu(s) + Ag(No3)2(aq) = Cu(No3)2(aq) + Ag(s)
CuNO3 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
CuNO3 + 2 HNO3 = Cu(NO3)2 + NO2 + H2O
C6H8NBr + NaOH = NaBr + C6H7N + H2O =>
C6H8NBr + NaOH = NaBr + C6H7N + H2O
K + (NO3)2 = K2(NO3)2 =>
2 K + (NO3)2 = K2(NO3)2
Pb(NO3)2(aq) + (NH4)2CO3(aq) = NH4NO3 + PbCO3 =>
Pb(NO3)2(aq) + (NH4)2CO3(aq) = 2 NH4NO3 + PbCO3
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Fe2(CO3)3 + MgI2 = FeI3 + Mg(CO3) =>
Fe2(CO3)3 + 3 MgI2 = 2 FeI3 + 3 Mg(CO3)
S + OH = S(OH)2 =>
S + 2 OH = S(OH)2
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