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2 Na + Na2O2 = 2 Na2O
MnO4 + C2O4 = MnO2 + CO3 =>
MnO4 + C2O4 = MnO2 + 2 CO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CaCl2 + Na3PO4 = NaCl + Ca3(PO4)2 =>
3 CaCl2 + 2 Na3PO4 = 6 NaCl + Ca3(PO4)2
KOH + CaSO4 = Ca(OH)2 + K2SO4 =>
2 KOH + CaSO4 = Ca(OH)2 + K2SO4
NaOH + Mg = Na + MgO + H2 =>
2 NaOH + 2 Mg = 2 Na + 2 MgO + H2
CH3CHClCH3 + Na + CH4 = C4H10 + NaCl =>
6 CH3CHClCH3 + 6 Na + 2 CH4 = 5 C4H10 + 6 NaCl
Zn + NiNO3 = ZnNO3 + Ni =>
Zn + NiNO3 = ZnNO3 + Ni
PbS + H(NO3) = Pb(NO3)2 + S + NO + H2O =>
3 PbS + 8 H(NO3) = 3 Pb(NO3)2 + 3 S + 2 NO + 4 H2O
COCl2 + Cl2O6 = CO2 + Cl2 =>
6 COCl2 + Cl2O6 = 6 CO2 + 7 Cl2
SiH4(s) + NH3(g) = SiN4(s) + H2(g) =>
SiH4(s) + 4 NH3(g) = SiN4(s) + 8 H2(g)
Hg2SO4 + CaBr2 = HgBr + CaSO4 =>
Hg2SO4 + CaBr2 = 2 HgBr + CaSO4
C5H11O5CHO + CuSO4 + NaOH = C5H11O5COOH + Cu2O + Na2SO4 + H2O =>
C5H11O5CHO + 2 CuSO4 + 4 NaOH = C5H11O5COOH + Cu2O + 2 Na2SO4 + 2 H2O
Al(OH)3 + MgCrO4 = Mg(OH)2 + Al2(CrO4)3 =>
2 Al(OH)3 + 3 MgCrO4 = 3 Mg(OH)2 + Al2(CrO4)3
CrCl2 + H2SO4 = Cr(SO4)3 + SO2 + HCl + H2O =>
CrCl2 + 5 H2SO4 = Cr(SO4)3 + 2 SO2 + 2 HCl + 4 H2O
C2H4(NH2)2 + I2 + H3PO4 = C2H10I2N2 + H2PO4 =>
C2H4(NH2)2 + I2 + 2 H3PO4 = C2H10I2N2 + 2 H2PO4
CaCl2 + HOK = Ca(OH)2 + KCl =>
CaCl2 + 2 HOK = Ca(OH)2 + 2 KCl
HCCC(CH3)2C(CH3)2C(CH3)2CH3 + O3 = CO2 + H2O =>
3 HCCC(CH3)2C(CH3)2C(CH3)2CH3 + 35 O3 = 36 CO2 + 33 H2O
Mg(NO3)2 + K2C2O4 = K2(NO3)2 + MgC2O4 =>
Mg(NO3)2 + K2C2O4 = K2(NO3)2 + MgC2O4
CuSO3 + MgS = CuS + MgSO3 =>
CuSO3 + MgS = CuS + MgSO3
KMnO4 + C3H8O3 = K2CO3 + H2O + CO2 + MnO2 =>
14 KMnO4 + 3 C3H8O3 = 7 K2CO3 + 12 H2O + 2 CO2 + 14 MnO2
Ba(ClO3) = BaClO + O2 =>
Ba(ClO3) = BaClO + O2
PbO + HCl = PbCl2 + H2O =>
PbO + 2 HCl = PbCl2 + H2O
AlO2 + H3O = Al(OH)3 =>
AlO2 + H3O = Al(OH)3
Co(NO3)2*6H2O + NaOH = CoO + NaNO3 + H2O =>
Co(NO3)2*6H2O + 2 NaOH = CoO + 2 NaNO3 + 7 H2O
N2O5 + Ca = CaO + NO2 =>
N2O5 + Ca = CaO + 2 NO2
FeSO4 + KMnO4 + H2SO4 = MnSO4 + Fe2SO12 + K2SO4 + H2O =>
10 FeSO4 + 14 KMnO4 + 16 H2SO4 = 14 MnSO4 + 5 Fe2SO12 + 7 K2SO4 + 16 H2O
C + H2O = HCOH =>
C + H2O = HCOH
C2H5(OH) + O2 = CO2 + H2 =>
2 C2H5(OH) + 3 O2 = 4 CO2 + 6 H2
C2H4ClCOOH + KOH = C2H4ClCOOK + H2O =>
C2H4ClCOOH + KOH = C2H4ClCOOK + H2O
C8H10N4 + O2 = CO2 + H2O + NO2 =>
2 C8H10N4 + 29 O2 = 16 CO2 + 10 H2O + 8 NO2
CO + H3 = C3H10 + H2O =>
9 CO + 16 H3 = 3 C3H10 + 9 H2O
Br2O3 + H2O = H2Br2O4 =>
Br2O3 + H2O = H2Br2O4
KON + H2SO3 = K2SO3 + NOH =>
2 KON + H2SO3 = K2SO3 + 2 NOH
Cu2[Fe(CN)6] + NH4OH = Cu(NH3)4(OH)2 + (NH4)4Fe(CN)6 + H2O =>
Cu2[Fe(CN)6] + 12 NH4OH = 2 Cu(NH3)4(OH)2 + (NH4)4Fe(CN)6 + 8 H2O
Bi2O5 = Bi + O2 =>
2 Bi2O5 = 4 Bi + 5 O2
Zn + H2(PO4)2 = Zn3PO4 + H2 =>
6 Zn + H2(PO4)2 = 2 Zn3PO4 + H2
HClO4 + C = HCl + CO2 =>
HClO4 + 2 C = HCl + 2 CO2
[Cu(NH3)4]SO4 + NaOH + Na2S2O4 = CuSO4 + Na2S + NO2 + H2O =>
5[Cu(NH3)4]SO4 + 28 NaOH + 14 Na2S2O4 = 5 CuSO4 + 28 Na2S + 20 NO2 + 44 H2O
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
U + Te = U10Te18 =>
10 U + 18 Te = U10Te18
BF3 + HF = HBF4 =>
BF3 + HF = HBF4
RbCl2 = Rb + Cl2 =>
RbCl2 = Rb + Cl2
Mg(NO3)2 + Fe(C2H3O2)2 = Mg(C2H3O2)2 + Fe(NO3)2 =>
Mg(NO3)2 + Fe(C2H3O2)2 = Mg(C2H3O2)2 + Fe(NO3)2
K3PO4 + H2S = K2HPO4 + KHS =>
K3PO4 + H2S = K2HPO4 + KHS
FeCl3 + MgCO3 + H2O = Fe(OH)3 + MgCl2 + CO2 =>
2 FeCl3 + 3 MgCO3 + 3 H2O = 2 Fe(OH)3 + 3 MgCl2 + 3 CO2
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
CH6N3O + C6H10O = C7H14N3O + H2O =>
CH6N3O + C6H10O = C7H14N3O + H2O
Ce(NO3)4 + K4[Fe(CN)6] + KOH = Ce(OH)3 + Fe(OH)3 + KNO3 + K2CO3 + H2O =>
61 Ce(NO3)4 + K4[Fe(CN)6] + 258 KOH = 61 Ce(OH)3 + Fe(OH)3 + 250 KNO3 + 6 K2CO3 + 36 H2O
Co + AlCl3 = CoCl2 + Al =>
3 Co + 2 AlCl3 = 3 CoCl2 + 2 Al
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