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2 Mg + H2O2 = 2 MgO + H2
H2S04 + NaOH = Na2S04 + H2O =>
H2S04 + 2 NaOH = Na2S04 + 2 H2O
F + Cl2 = FCl2 =>
F + Cl2 = FCl2
KMnO4 + KNO2 + HNO3 = Mn(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 KNO2 + 6 HNO3 = 2 Mn(NO3)2 + 7 KNO3 + 3 H2O
C6H5OH + NaNO3 = C6H5NO3 + NaOH =>
C6H5OH + NaNO3 = C6H5NO3 + NaOH
Fe2(SO4)3 + HCl = FeCl3 + H2O + SO3 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2O + 3 SO3
SO2(g) + Li2Se(aq) = SSe2(s) + Li2O(aq) =>
SO2(g) + 2 Li2Se(aq) = SSe2(s) + 2 Li2O(aq)
Cl2 + I2 + NaOH = Na2H3IO6 + NaCl + H2O =>
7 Cl2 + I2 + 18 NaOH = 2 Na2H3IO6 + 14 NaCl + 6 H2O
K2S(aq) + CoCl2(ag) = KCl(aq) + CoS(s) =>
K2S(aq) + CoCl2(ag) = 2 KCl(aq) + CoS(s)
Ti + H2SO4 = Ti(SO4)2 + SO2 + H2O =>
Ti + 4 H2SO4 = Ti(SO4)2 + 2 SO2 + 4 H2O
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) + NH3(g) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l) + 2 NH3(g)
KNO3 + CuCl2 = KCl + Cu(NO3)2 =>
2 KNO3 + CuCl2 = 2 KCl + Cu(NO3)2
KNO2 + H2SO4 = K2SO4 + HNO3 + NO + H2O =>
6 KNO2 + 3 H2SO4 = 3 K2SO4 + 2 HNO3 + 4 NO + 2 H2O
Ca3(PO4)2 + KOH = Ca(OH)2 + K3PO4 =>
Ca3(PO4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3PO4
K2O(s) + P4O10(s) = K3PO4(s) =>
6 K2O(s) + P4O10(s) = 4 K3PO4(s)
Cu3AsS4 + O2 = CuO + SO2 + As2O3 =>
4 Cu3AsS4 + 25 O2 = 12 CuO + 16 SO2 + 2 As2O3
P + CuSO4 + H2O = Cu + H3PO4 + H2SO4 =>
2 P + 5 CuSO4 + 8 H2O = 5 Cu + 2 H3PO4 + 5 H2SO4
HCHO + Cu(OH)2 + NaOH = Na2CO3 + Cu2O + H2O =>
HCHO + 4 Cu(OH)2 + 2 NaOH = Na2CO3 + 2 Cu2O + 6 H2O
CuCl2 + HI = CuI + HCl + I2 =>
2 CuCl2 + 4 HI = 2 CuI + 4 HCl + I2
CrPO4 = Cr + PO4 =>
CrPO4 = Cr + PO4
borax + H2SO4 = boricacid + Na2SO4 + water =>
Na2B4O7*10H2O + H2SO4 = 4 H3BO3 + Na2SO4 + 5 H2O
BaCl2(aq) + K2Co3(aq) = BaCo3(s) + KCl(aq) =>
BaCl2(aq) + K2Co3(aq) = BaCo3(s) + 2 KCl(aq)
NaOH + NH3 = H2O + Na3N =>
3 NaOH + NH3 = 3 H2O + Na3N
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgCl2(aq) + NaOH(aq) = Mg(OH)2(s) + NaCl =>
MgCl2(aq) + 2 NaOH(aq) = Mg(OH)2(s) + 2 NaCl
Cu + HNO3 = CuO2 + H2O + NO2 =>
Cu + 4 HNO3 = CuO2 + 2 H2O + 4 NO2
Co + Pb{2+} = Co{2+} + Pb =>
Co + Pb{2+} = Co{2+} + Pb
KMnO4 + Na2SO3 + H2O = Na2SO4 + KOH + MnO =>
2 KMnO4 + 5 Na2SO3 + H2O = 5 Na2SO4 + 2 KOH + 2 MnO
Ca + KOH = Ca(KOH)2 =>
Ca + 2 KOH = Ca(KOH)2
Pb(NO3)2(aq) + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2(aq) + K2CrO4 = PbCrO4 + 2 KNO3
Pb(C2H3O2)2 + (NH4)3PO4 = Pb3(PO4)2 + NH3 + HC2H3O2 =>
3 Pb(C2H3O2)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH3 + 6 HC2H3O2
N2 + O2 + CH4 = NH2CH2COOH + H2 =>
N2 + 2 O2 + 4 CH4 = 2 NH2CH2COOH + 3 H2
SrO + O = SrO2 =>
SrO + O = SrO2
Cu2S + HNO3 = Cu(NO3)2 + NO2 + S + H2O =>
Cu2S + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + S + 4 H2O
MgBr2 + NaOH = Mg(OH)2 + NaBr =>
MgBr2 + 2 NaOH = Mg(OH)2 + 2 NaBr
K2S + CuCl2 = CuS + KCl =>
K2S + CuCl2 = CuS + 2 KCl
H3PO2 + H2O + CuSO4 = H3PO4 + H2SO4 + Cu2H2 =>
3 H3PO2 + 6 H2O + 4 CuSO4 = 3 H3PO4 + 4 H2SO4 + 2 Cu2H2
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
Al + FeSO4 = AlSO4 + Fe =>
Al + FeSO4 = AlSO4 + Fe
NaHSO3 + Ca(OH)2 = Na2SO3 + CaSO3 + H2O =>
2 NaHSO3 + Ca(OH)2 = Na2SO3 + CaSO3 + 2 H2O
S + O = SO2 =>
S + 2 O = SO2
MgCO3 + HBr = MgBr2 + CO2 + H2O =>
MgCO3 + 2 HBr = MgBr2 + CO2 + H2O
Ba + N2 = Ba3N2 =>
3 Ba + N2 = Ba3N2
Ti + H2SO4 = Ti(SO4)2 + H2 =>
Ti + 2 H2SO4 = Ti(SO4)2 + 2 H2
Pb(NO3)2 + HCl = PbCl2 + H(NO3) =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 H(NO3)
Fe(NO3)3 + NaOH = Fe(OH)3 + Na(NO3) =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 Na(NO3)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + N2 = Na2N =>
4 Na + N2 = 2 Na2N
NaClO + H2O = HClO + Na + OH =>
NaClO + H2O = HClO + Na + OH
Si + P = SiP =>
Si + P = SiP
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