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2 CuS + H2O2 = Cu2O + H2O + 2 S
Mg(s) + CH3COOH(aq) = H2(g) + Mg(CH3COO)2(aq) =>
Mg(s) + 2 CH3COOH(aq) = H2(g) + Mg(CH3COO)2(aq)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
NaNO3 + Cu + H2SO4 = CuSO4 + Na2SO4 + NO2 + H2O =>
2 NaNO3 + Cu + 2 H2SO4 = CuSO4 + Na2SO4 + 2 NO2 + 2 H2O
K2S + K2Cr2O7 + KHSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
3 K2S + 4 K2Cr2O7 + 32 KHSO4 = 23 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
HReO4 + KI + HCl = H2ReCl6 + I2 + H2O + KCl =>
2 HReO4 + 6 KI + 18 HCl = 2 H2ReCl6 + 3 I2 + 8 H2O + 6 KCl
BF3 + Na3AlF6 = AlF3 + NaBF4 =>
3 BF3 + Na3AlF6 = AlF3 + 3 NaBF4
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
AgCl(s) + NH3(aq) = Ag + N + HCl =>
3 AgCl(s) + NH3(aq) = 3 Ag + N + 3 HCl
Co(NO3)3 + Ba(OH)2 = Co(OH)3 + Ba(NO3)2 =>
2 Co(NO3)3 + 3 Ba(OH)2 = 2 Co(OH)3 + 3 Ba(NO3)2
Fe + Cl2 + HCl = HFeCl4 =>
2 Fe + 3 Cl2 + 2 HCl = 2 HFeCl4
NaH + Cl = NaCl + H2 =>
2 NaH + 2 Cl = 2 NaCl + H2
CaO + HAsO3 = Ca(AsO3)2 + H2O =>
CaO + 2 HAsO3 = Ca(AsO3)2 + H2O
C6H5NH2 + KNO2 + HCl = C6H5N2Cl + KCl + H2O =>
C6H5NH2 + KNO2 + 2 HCl = C6H5N2Cl + KCl + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
BaCI2 + Na2CO3 = Na2CI2 + BaCO3 =>
BaCI2 + Na2CO3 = Na2CI2 + BaCO3
Zn(OH)2 + H3O{+} = Zn{+2} + H2O =>
Zn(OH)2 + 2 H3O{+} = Zn{+2} + 4 H2O
CO2 + Cl2 = CCl4 + O2 =>
CO2 + 2 Cl2 = CCl4 + O2
HClO3 + KCl = KClO3 + HClO =>
3 HClO3 + 2 KCl = 2 KClO3 + 3 HClO
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + H2O + Na2SO4 + MnSO4 =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = K2SO4 + 3 H2O + 5 Na2SO4 + 2 MnSO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaBiO3 + FeS + NaOH + H2O = Fe(OH)3 + Na2SO4 + NaBiO2 =>
9 NaBiO3 + 2 FeS + 4 NaOH + H2O = 2 Fe(OH)3 + 2 Na2SO4 + 9 NaBiO2
CaCO3 + H2SO4(aq) = CaSO4 + CO2(g) + H2O(l) =>
CaCO3 + H2SO4(aq) = CaSO4 + CO2(g) + H2O(l)
Al(OH)3 + Cl2 = AlCl3 + OH =>
2 Al(OH)3 + 3 Cl2 = 2 AlCl3 + 6 OH
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Al(OH)3 + H2S2O3 = Al2(S2O3)3 + H2O =>
2 Al(OH)3 + 3 H2S2O3 = Al2(S2O3)3 + 6 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
HOH + PbCl2 = Pb(OH)2 + HCl =>
2 HOH + PbCl2 = Pb(OH)2 + 2 HCl
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
Na + II = NaI =>
2 Na + II = 2 NaI
NiCl2*2H2O = NiCl2 + H2O =>
NiCl2*2H2O = NiCl2 + 2 H2O
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4 =>
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Ca(NO3)2 + ZrO(NO3)2 + C3H7NO2 = CaZrO3 + CO2 + H2O + N2 =>
3 Ca(NO3)2 + 3 ZrO(NO3)2 + 4 C3H7NO2 = 3 CaZrO3 + 12 CO2 + 14 H2O + 8 N2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Cr2O3 + NaNO3 + Na2CO3 = NO + Na2CrO4 + CO2 =>
Cr2O3 + 2 NaNO3 + Na2CO3 = 2 NO + 2 Na2CrO4 + CO2
HIO3 + FeSO4 = Fe2(SO4)3 + Fe(IO3)3 + I2 + H2O =>
36 HIO3 + 30 FeSO4 = 10 Fe2(SO4)3 + 10 Fe(IO3)3 + 3 I2 + 18 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Ni3C + O2 = NiO + C =>
2 Ni3C + 3 O2 = 6 NiO + 2 C
(NH4)2(H4C4O6) + H2(H4C4O6) = (NH4)H(H4C4O6) =>
(NH4)2(H4C4O6) + H2(H4C4O6) = 2(NH4)H(H4C4O6)
CaCO3 + NH4NO3 = Ca(NO3)2 + (NH4)2CO3 =>
CaCO3 + 2 NH4NO3 = Ca(NO3)2 + (NH4)2CO3
ZnCH3COO2 + NaOH = ZnOH + NaCH3COO2 =>
ZnCH3COO2 + NaOH = ZnOH + NaCH3COO2
CH3COOC2H5 + NaOH = C2H5ONa + CH3COONa + H2O =>
CH3COOC2H5 + 2 NaOH = C2H5ONa + CH3COONa + H2O
Pb4 + O2 = PbO2 =>
Pb4 + 4 O2 = 4 PbO2
Fe + Cl2 + HCl = HFeCl4 =>
2 Fe + 3 Cl2 + 2 HCl = 2 HFeCl4
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