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Cu2S2 + 16 HNO3 = Cu2(SO4)2 + 8 H2O + 16 NO2
NaOH + H2(CO3) = Na2CO3 + H2O =>
2 NaOH + H2(CO3) = Na2CO3 + 2 H2O
Pb{2+}(aq) + I{-}(aq) = PbI2(s) =>
Pb{2+}(aq) + 2 I{-}(aq) = PbI2(s)
C6H12O2(g) + O2(g) = CO2(g) + H2O(g) =>
C6H12O2(g) + 8 O2(g) = 6 CO2(g) + 6 H2O(g)
KMnO4 + H = Mn + K + H2O =>
KMnO4 + 8 H = Mn + K + 4 H2O
AgClO4 + K3PO4 = Ag3PO4 + KClO4 =>
3 AgClO4 + K3PO4 = Ag3PO4 + 3 KClO4
Mg + SO4 = MgSO4 =>
Mg + SO4 = MgSO4
NH4Cl + Pb(OH)2 = PbCl2 + NH3 + H2O =>
2 NH4Cl + Pb(OH)2 = PbCl2 + 2 NH3 + 2 H2O
NiHCO3 = Ni2CO3H2OCO2 =>
2 NiHCO3 = Ni2CO3H2OCO2
AgNO3 + Ba(OH)2 = AgOH + Ba(NO3)2 =>
2 AgNO3 + Ba(OH)2 = 2 AgOH + Ba(NO3)2
PbBr2 + CsBr = PbCsBr3 =>
PbBr2 + CsBr = PbCsBr3
CH3OOH(aq) + NaOH(aq) = CH3OONa(aq) + H2O(l) =>
CH3OOH(aq) + NaOH(aq) = CH3OONa(aq) + H2O(l)
KH + MnSO4 + H4XeO6 = KMnO4 + H2XeO4 + H2O + H2SO4 =>
2 KH + 2 MnSO4 + 7 H4XeO6 = 2 KMnO4 + 7 H2XeO4 + 6 H2O + 2 H2SO4
C10H7OH + NaHCO3 = H2O + CO2 + C10H7ONa =>
C10H7OH + NaHCO3 = H2O + CO2 + C10H7ONa
NaBr + H2SO4 = HBr + Na2SO4 =>
2 NaBr + H2SO4 = 2 HBr + Na2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MnI2 + K2CO3 = MnCO3 + KI =>
MnI2 + K2CO3 = MnCO3 + 2 KI
CH + CO2 = CO + H2O =>
2 CH + 3 CO2 = 5 CO + H2O
Mg + AgC2H3O2 = Ag + MgC2H3O2 =>
Mg + AgC2H3O2 = Ag + MgC2H3O2
Ca + ZnCl2 = CaCl2 + Zn =>
Ca + ZnCl2 = CaCl2 + Zn
K2CO3 + Ca(OH)2 = CaCO3 + KOH =>
K2CO3 + Ca(OH)2 = CaCO3 + 2 KOH
MnI2 + K2CO3 = MnCO3 + KI =>
MnI2 + K2CO3 = MnCO3 + 2 KI
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
S2O8 = SO4 =>
S2O8 = 2 SO4
Al2(SO3)3 + HBr = AlBr3 + H2O + SO2 =>
Al2(SO3)3 + 6 HBr = 2 AlBr3 + 3 H2O + 3 SO2
Sb2O3 + C2 = Sb + CO =>
2 Sb2O3 + 3 C2 = 4 Sb + 6 CO
FeCl2 + O = FeO + Cl =>
FeCl2 + O = FeO + 2 Cl
KHSO4 + Ca(NO3)2 = K2SO4 + HNO3 + CaSO4 =>
2 KHSO4 + Ca(NO3)2 = K2SO4 + 2 HNO3 + CaSO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
P4O10 + H2O = H3PO4(ag) =>
P4O10 + 6 H2O = 4 H3PO4(ag)
Ba(NO3)2(aq) + NH4OH(aq) = Ba(OH)2 + NH4NO3 =>
Ba(NO3)2(aq) + 2 NH4OH(aq) = Ba(OH)2 + 2 NH4NO3
Al(aq) + OH(aq) = Al(OH)3(s) =>
Al(aq) + 3 OH(aq) = Al(OH)3(s)
[NH4]3PO4 + BaCl2 = NH4Cl + Ba3[PO4]2 =>
2[NH4]3PO4 + 3 BaCl2 = 6 NH4Cl + Ba3[PO4]2
NaOCl + C2H5OH = C2H5OCl + NaOH =>
NaOCl + C2H5OH = C2H5OCl + NaOH
CrI3 + Pb3O4 + H3PO4 = Pb3(PO4)2 + H2CrO4 + HIO4 + H2O =>
2 CrI3 + 27 Pb3O4 + 54 H3PO4 = 27 Pb3(PO4)2 + 2 H2CrO4 + 6 HIO4 + 76 H2O
KOH + MnO2 + H2SO4 = KMnO4 + MnSO4 + H2O =>
2 KOH + 5 MnO2 + 3 H2SO4 = 2 KMnO4 + 3 MnSO4 + 4 H2O
H2B4O7 + H2O = H3BO3 =>
H2B4O7 + 5 H2O = 4 H3BO3
C3(H8) + O2 = C(O2) + H2(O) =>
C3(H8) + 5 O2 = 3 C(O2) + 4 H2(O)
UF6 + H2 = U + HF =>
UF6 + 3 H2 = U + 6 HF
C6H12O6 + Ag(NH3)2OH = C6H11O7NH4 + Ag + H2O + NH3 =>
C6H12O6 + 2 Ag(NH3)2OH = C6H11O7NH4 + 2 Ag + H2O + 3 NH3
Al(s) + O(s) = Al2O3(s) =>
2 Al(s) + 3 O(s) = Al2O3(s)
CH3CO2H(aq) + Mg(OH)2(s) = H2O(l) + Mg(CH3CO2)2(aq) =>
2 CH3CO2H(aq) + Mg(OH)2(s) = 2 H2O(l) + Mg(CH3CO2)2(aq)
K2HPO4 + Fe2(SO4)3 = Fe2(HPO4)3 + K2SO4 =>
3 K2HPO4 + Fe2(SO4)3 = Fe2(HPO4)3 + 3 K2SO4
CH3(CH2)3CH3(g) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)3CH3(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
NH2CH2COOH + LiOH = LiH2CH2COOH + NOHNH2CH2COOLi + H2O =>
2 NH2CH2COOH + 2 LiOH = LiH2CH2COOH + NOHNH2CH2COOLi + H2O
SO4 + As = SO2 + As2O5 =>
5 SO4 + 4 As = 5 SO2 + 2 As2O5
Fe + S + H2O = Fe(OH)2 + H2S =>
Fe + S + 2 H2O = Fe(OH)2 + H2S
Ca(HO)2 + HCl = H2O + CaCl2 =>
Ca(HO)2 + 2 HCl = 2 H2O + CaCl2
Cu + SO4 + NH3 + H2O = Cu2SO4(OH)2 + NH4 =>
2 Cu + SO4 + 2 NH3 + 2 H2O = Cu2SO4(OH)2 + 2 NH4
K4[Fe(CN)6] + NiSO4 = Ni2[Fe(CN)6] + K2SO4 =>
K4[Fe(CN)6] + 2 NiSO4 = Ni2[Fe(CN)6] + 2 K2SO4
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