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Cu2 + 2 O2 = 2 CuO2
BF3 + CH3NH2 = B(NHCH3)3 + CH3NH3F =>
BF3 + 6 CH3NH2 = B(NHCH3)3 + 3 CH3NH3F
MnBr7 = Mn + Br =>
MnBr7 = Mn + 7 Br
C6H12O6(g) + O2 = CO2 + H2O =>
C6H12O6(g) + 6 O2 = 6 CO2 + 6 H2O
Ag2O + NaOH = AgOH + Na2O =>
Ag2O + 2 NaOH = 2 AgOH + Na2O
Hg + Fe(CN)6 = Hg3(Fe(CN)6)2 =>
3 Hg + 2 Fe(CN)6 = Hg3(Fe(CN)6)2
H2C2O2 + NaOH = Na2C2O2 + H2O =>
H2C2O2 + 2 NaOH = Na2C2O2 + 2 H2O
Ca(OH)2 + H2CO3 = Ca(HCO3)2 + H2O =>
Ca(OH)2 + 2 H2CO3 = Ca(HCO3)2 + 2 H2O
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Rb3PO4 + H2SO4 = Rb2SO4 + H3PO4 =>
2 Rb3PO4 + 3 H2SO4 = 3 Rb2SO4 + 2 H3PO4
LiNO3 + Pb = LiNO2 + PbO =>
LiNO3 + Pb = LiNO2 + PbO
C6H5NH3OHBr = C6H5NH2OHHBr =>
C6H5NH3OHBr = C6H5NH2OHHBr
CrCl3 + NaOH + H2O2 = NaCl + Na2CrO4 + H2O =>
2 CrCl3 + 10 NaOH + 3 H2O2 = 6 NaCl + 2 Na2CrO4 + 8 H2O
KCI = K + CI =>
KCI = K + CI
SB2S5 + HNO3 + H2O = H3BO4 + H2SO4 + NO =>
3 SB2S5 + 46 HNO3 + 4 H2O = 6 H3BO4 + 18 H2SO4 + 46 NO
FeSO4 + FeCl3 + NaOH = Fe3O4 + Na2SO4 + NaCl + H2O =>
FeSO4 + 2 FeCl3 + 8 NaOH = Fe3O4 + Na2SO4 + 6 NaCl + 4 H2O
Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 Fe(CN)6 + 114 KMnO4 + 243 H2SO4 = 114 KHSO4 + 5 Fe2(SO4)3 + 114 MnSO4 + 60 HNO3 + 60 CO2 + 156 H2O
Ca(NO3)2 + K3PO4 = Ca3(PO4)2 + KNO3 =>
3 Ca(NO3)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KNO3
AlBr3 + Na2(SO4) = NaBr + Al2(SO4)3 =>
2 AlBr3 + 3 Na2(SO4) = 6 NaBr + Al2(SO4)3
Al + Ba(OH)2 = Al(OH)4 + Ba =>
Al + 2 Ba(OH)2 = Al(OH)4 + 2 Ba
Na2C2O4(aq) + H2SO4 = H2C2O4 + Na2SO4 =>
Na2C2O4(aq) + H2SO4 = H2C2O4 + Na2SO4
HIO3 + CS2 + H2O = S + H2SO4 + CO2HI =>
3 HIO3 + 3 CS2 + H2O = 5 S + H2SO4 + 3 CO2HI
NH4OHK2(HgI4) = K2OHNH4(HgI4) =>
NH4OHK2(HgI4) = K2OHNH4(HgI4)
MgSO4Na2CO3 = MgCO3(SO4)Na2 =>
MgSO4Na2CO3 = MgCO3(SO4)Na2
HOOCCOOH + K2Cr2O7 + H2SO4 = CO2 + H2O + K2SO4 + Cr2(SO4)3 =>
3 HOOCCOOH + K2Cr2O7 + 4 H2SO4 = 6 CO2 + 7 H2O + K2SO4 + Cr2(SO4)3
Na(HCO3) + C6H8O7 = H2O + CO2 + Na(C6H5O7) =>
9 Na(HCO3) + 8 C6H8O7 = 14 H2O + 3 CO2 + 9 Na(C6H5O7)
Na(OH) + Cl = NaCl + NaClO + H2O =>
2 Na(OH) + 2 Cl = NaCl + NaClO + H2O
Sn(NO3)4 + Na3(PO4) = Sn3(PO4)4 + NaNO3 =>
3 Sn(NO3)4 + 4 Na3(PO4) = Sn3(PO4)4 + 12 NaNO3
K2CrO7 + KOH = Cr(OH)3 + K2O + KO2 =>
K2CrO7 + 3 KOH = Cr(OH)3 + K2O + 3 KO2
(CH3COO)2Zn + H2SO4 = CH3COOH + ZnSO4 =>
(CH3COO)2Zn + H2SO4 = 2 CH3COOH + ZnSO4
Na3AsO3 + (NH4)2S = As2S3 + NaOH + NH3 =>
2 Na3AsO3 + 3(NH4)2S = As2S3 + 6 NaOH + 6 NH3
CH4 + C2 = C2H4 =>
2 CH4 + C2 = 2 C2H4
HgCl2 + KI = HgK2 + ClI =>
HgCl2 + 2 KI = HgK2 + 2 ClI
Ca(OH)2 + H2SO4 = H2O + CaOH2SO4 =>
Ca(OH)2 + H2SO4 = H2O + CaOH2SO4
Cd(NO3)2 + Na2CO3 + H2O = (CdOH)2CO3 + NaNO3 + CO2 =>
2 Cd(NO3)2 + 2 Na2CO3 + H2O = (CdOH)2CO3 + 4 NaNO3 + CO2
Na + Be = NaBe =>
Na + Be = NaBe
CrO4{-2} + H3O{+} = Cr2O7{2-} + H2O =>
2 CrO4{-2} + 2 H3O{+} = Cr2O7{2-} + 3 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
NaVO3 + Mg + HCl = VCl2 + MgCl2 + NaCl + H2O =>
2 NaVO3 + 3 Mg + 12 HCl = 2 VCl2 + 3 MgCl2 + 2 NaCl + 6 H2O
CrO7 + NH4 = Cr2O3 + N2 + H2O =>
8 CrO7 + 22 NH4 = 4 Cr2O3 + 11 N2 + 44 H2O
K2Se + NaNO3 = K2SeO4 + NaNO2 =>
K2Se + 4 NaNO3 = K2SeO4 + 4 NaNO2
AlO2 + C8H14O7 = Al2O3 + CO2 + H2O =>
32 AlO2 + C8H14O7 = 16 Al2O3 + 8 CO2 + 7 H2O
NH3(aq) + HF(aq) = NH4(aq) + F(aq) =>
NH3(aq) + HF(aq) = NH4(aq) + F(aq)
Br2 + Na3P + H2O = Na3PO4 + HBr =>
4 Br2 + Na3P + 4 H2O = Na3PO4 + 8 HBr
HCl(aq) + K2S(aq) = H2S(g) + KCl(aq) =>
2 HCl(aq) + K2S(aq) = H2S(g) + 2 KCl(aq)
Pb + Fe(SO4) = Pb(SO4) + Fe =>
Pb + Fe(SO4) = Pb(SO4) + Fe
C2H6O + KMnO4 = C2H4O2 + H2O + KOH + MnO =>
5 C2H6O + 4 KMnO4 = 5 C2H4O2 + 3 H2O + 4 KOH + 4 MnO
CuSO4(aq) + ZnCrO4(aq) = ZnSO4(aq) + CuCrO4(s) =>
CuSO4(aq) + ZnCrO4(aq) = ZnSO4(aq) + CuCrO4(s)
H2SO4 + Ca3(PO4)2 + H2O = CaSO4(H2O)2 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 + 6 H2O = 3 CaSO4(H2O)2 + 2 H3PO4
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