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2 Sc + Cr2O3 = Sc2O3 + 2 Cr
Ca(OH)2 + Na(NO3) = Ca(NO3)2 + Na(OH) =>
Ca(OH)2 + 2 Na(NO3) = Ca(NO3)2 + 2 Na(OH)
C8H7OCl + (CH3CH2)2NH = C12H17ON + (CH3CH2)2NH2Cl =>
C8H7OCl + 2(CH3CH2)2NH = C12H17ON + (CH3CH2)2NH2Cl
NH3SO4(aq) + BaCl2(aq) = NH3Cl2(aq) + BaSO4(s) =>
NH3SO4(aq) + BaCl2(aq) = NH3Cl2(aq) + BaSO4(s)
Ne + H2O + I + Au = I2OAu + HNeAuI =>
2 Ne + H2O + 4 I + 3 Au = I2OAu + 2 HNeAuI
CH3COOH + (CH3)2CHOH = CH3COOCH(CH3)2 + H2O =>
CH3COOH + (CH3)2CHOH = CH3COOCH(CH3)2 + H2O
SiO2 + Ca2Al2SiO7 = Ca3Al2Si3O12 + CaAl2Si2O8 =>
3 SiO2 + 2 Ca2Al2SiO7 = Ca3Al2Si3O12 + CaAl2Si2O8
Rb + N2 = Rb3N =>
6 Rb + N2 = 2 Rb3N
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
S + Na3AsO4 + H2O = Na2SO3 + NaAsO2 + H2 =>
S + Na3AsO4 + H2O = Na2SO3 + NaAsO2 + H2
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
CuCl{2+} + NaOH = CuOH + NaCl{+2} =>
CuCl{2+} + NaOH = CuOH + NaCl{+2}
Cl2 + NH5O = NH4Cl + N2 + H2O =>
3 Cl2 + 8 NH5O = 6 NH4Cl + N2 + 8 H2O
Al3 + CuI2 = Al3I + Cu =>
2 Al3 + CuI2 = 2 Al3I + Cu
HNO3 + Ca(OH)2 = CaHNO3 + (OH)2 =>
HNO3 + Ca(OH)2 = CaHNO3 + (OH)2
AlCl3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O + Al2(SO4)3 =>
10 AlCl3 + 6 KMnO4 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 15 Cl2 + 24 H2O + 5 Al2(SO4)3
Be(OH)2 + NaOH = Na2[Be(OH)4] =>
Be(OH)2 + 2 NaOH = Na2[Be(OH)4]
Al2(SO4)3 + ZnCl2 = AlCl3 + ZnSO4 =>
Al2(SO4)3 + 3 ZnCl2 = 2 AlCl3 + 3 ZnSO4
HClO4 + K2CO3 = H2O + CO2 + KClO4 =>
2 HClO4 + K2CO3 = H2O + CO2 + 2 KClO4
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
HNCO + NO = N2 + CO2 + H2O =>
4 HNCO + 6 NO = 5 N2 + 4 CO2 + 2 H2O
Pb(OH)2 + HMnO4 = Pb2MnO8 + H2 =>
4 Pb(OH)2 + 2 HMnO4 = 2 Pb2MnO8 + 5 H2
Al2O3 + AlCl3 + NO + H2O = Al + NH4ClO4 =>
Al2O3 + AlCl3 + 3 NO + 6 H2O = 3 Al + 3 NH4ClO4
KI + Pb2CH3COO = KCH3COO + Pb2I =>
KI + Pb2CH3COO = KCH3COO + Pb2I
H3PO3 + Be(OH)2 = Be3(PO3)2 + H2O =>
2 H3PO3 + 3 Be(OH)2 = Be3(PO3)2 + 6 H2O
Fe2(SO4)3 + HfBr4 = FeBr3 + Hf(SO4)2 =>
2 Fe2(SO4)3 + 3 HfBr4 = 4 FeBr3 + 3 Hf(SO4)2
CH3Cl + NaCN = CH3CN + NaCl =>
CH3Cl + NaCN = CH3CN + NaCl
KMnO4 + CH3CH2OH + NaOH = MnO2 + CH3COONa + H2O + KOH =>
4 KMnO4 + 3 CH3CH2OH + 3 NaOH = 4 MnO2 + 3 CH3COONa + 4 H2O + 4 KOH
ZnCl2 + KOH = KCl + Zn(OH)2 =>
ZnCl2 + 2 KOH = 2 KCl + Zn(OH)2
Au + Na2S3 = NaAuS2 + Na2S2 =>
2 Au + 2 Na2S3 = 2 NaAuS2 + Na2S2
Me + O + S = Me2SO4 =>
2 Me + 4 O + S = Me2SO4
K3C6H5O7 + CO2 + H2O = H3C6H5O7 + KHCO3 =>
K3C6H5O7 + 3 CO2 + 3 H2O = H3C6H5O7 + 3 KHCO3
CH3CH3O2 + O2 = CO2 + H2O =>
2 CH3CH3O2 + 5 O2 = 4 CO2 + 6 H2O
KO3 + H2 = KOH + H2O =>
2 KO3 + 5 H2 = 2 KOH + 4 H2O
AgNO3 + HN3 + H2O = [Ag(NH3)2]OH + NH4NO3 =>
AgNO3 + 3 HN3 + 10 H2O = [Ag(NH3)2]OH + 4 NH4NO3
Cu(NO3)2 + NaOH = Na(NO3)2 + Cu(OH) =>
Cu(NO3)2 + NaOH = Na(NO3)2 + Cu(OH)
K + Zn{2+} = Zn + K{+} =>
2 K + Zn{2+} = Zn + 2 K{+}
C10H20 + O2 = CO2 + H2O* =>
C10H20 + 15 O2 = 10 CO2 + 10 H2O*
BaNO32 + CuSO4 = BaSO4 + CuNO32 =>
BaNO32 + CuSO4 = BaSO4 + CuNO32
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Fe2O3 + Ag(NO3) = Fe(NO3)3 + Ag2O =>
Fe2O3 + 6 Ag(NO3) = 2 Fe(NO3)3 + 3 Ag2O
Fe(ClO3)3 + Li2O = LiClO3 + Fe2O3 =>
2 Fe(ClO3)3 + 3 Li2O = 6 LiClO3 + Fe2O3
Fl3N = Fl + N =>
Fl3N = 3 Fl + N
CuCl2 + NH2OH + NaOH = N2 + CuCl + NaCl + H2O =>
2 CuCl2 + 2 NH2OH + 2 NaOH = N2 + 2 CuCl + 2 NaCl + 4 H2O
NaHCO3(aq) + H{+}(aq) = Na{+}(aq) + CO2(g) + H2O(aq) =>
NaHCO3(aq) + H{+}(aq) = Na{+}(aq) + CO2(g) + H2O(aq)
S(s) + Hg(l) = HgS(aq) =>
S(s) + Hg(l) = HgS(aq)
CuSCN + HCl = CuCl2 + H2SCN =>
CuSCN + 2 HCl = CuCl2 + H2SCN
H2SO4 + CHKO3 = H2CH + KO3SO4 =>
H2SO4 + CHKO3 = H2CH + KO3SO4
PbCl2 + Al2O3 = PbO + AlCl3 =>
3 PbCl2 + Al2O3 = 3 PbO + 2 AlCl3
Pb(Ac)2 + H2SO4 = PbSO4 + H2Ac2 =>
Pb(Ac)2 + H2SO4 = PbSO4 + H2Ac2
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