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2 C2H5OH = (C2H5)2O + H2O
NaOH + Al + H2O = H3 + NaAl(OH)4 =>
NaOH + Al + 3 H2O = H3 + NaAl(OH)4
C4H4NH + Na = C4H2NaN + H2 =>
2 C4H4NH + 2 Na = 2 C4H2NaN + 3 H2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
Na2O + C2H4O2 = C2H3NaO2 + H2O =>
Na2O + 2 C2H4O2 = 2 C2H3NaO2 + H2O
Fe(NO3)2 + HCl = FeCl2 + H2(NO3)2 =>
Fe(NO3)2 + 2 HCl = FeCl2 + H2(NO3)2
Au + I2 = Au1I3 =>
2 Au + 3 I2 = 2 Au1I3
Li + Sn(SO3)2 = Li2(SO3) + Sn =>
4 Li + Sn(SO3)2 = 2 Li2(SO3) + Sn
Si + H2O = SiO2 + H =>
Si + 2 H2O = SiO2 + 4 H
AlCl3 + Na2SO4 = AlSO4 + Na2Cl3 =>
AlCl3 + Na2SO4 = AlSO4 + Na2Cl3
(NH4)2SO4 + NaOH = NH4OH + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + Na2SO4
Li + H2SO3 = Li2SO3 + H =>
2 Li + H2SO3 = Li2SO3 + 2 H
SO2 + H2O + KIO3 = KI + H2SO4 =>
3 SO2 + 3 H2O + KIO3 = KI + 3 H2SO4
Nb2HfC2 = HfC + Nb6C5 + Nb =>
5 Nb2HfC2 = 5 HfC + Nb6C5 + 4 Nb
As2S3 + HNO3 + H2O = H3As04 + H2SO4 + NO =>
2 As2S3 + 11 HNO3 + 2 H2O = H3As04 + 6 H2SO4 + 11 NO
BaCl2 + Mg2SO4 = Ba2SO4 + MgCl2 =>
2 BaCl2 + Mg2SO4 = Ba2SO4 + 2 MgCl2
Mg + Fl2 = MgFl2 =>
Mg + Fl2 = MgFl2
SU + O2 = SUO =>
2 SU + O2 = 2 SUO
FeCl2 + HCl + NaClO2 = FeCl3 + H2O + NaOH =>
4 FeCl2 + 3 HCl + NaClO2 = 4 FeCl3 + H2O + NaOH
C6H14 + HNO3 = C2H2O4 + H2O + NO =>
3 C6H14 + 32 HNO3 = 9 C2H2O4 + 28 H2O + 32 NO
S2O3 + NO3 = SO3 + NO2 =>
S2O3 + 3 NO3 = 2 SO3 + 3 NO2
HBrO2 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO2 + 3 SO2 + 2 H2O = Br2 + 3 H2SO4
Cu + Ag(NO3) = Cu(NO3) + Ag =>
Cu + Ag(NO3) = Cu(NO3) + Ag
Zn + K2Cr2O7 = K + ZnCr2O7 =>
Zn + K2Cr2O7 = 2 K + ZnCr2O7
Pd(OH)4 + H3AsO4 = Pd3(AsO4)4 + H2O =>
3 Pd(OH)4 + 4 H3AsO4 = Pd3(AsO4)4 + 12 H2O
C(s) + H2(g) + O2(g) = CH3COOH(l) =>
2 C(s) + 2 H2(g) + O2(g) = CH3COOH(l)
Fe + O + H2O = FeO(OH) =>
2 Fe + 3 O + H2O = 2 FeO(OH)
Ba + Na = BaNaNa =>
Ba + 2 Na = BaNaNa
SrCl2 + Mg(NO3)2 = Sr(NO3)2 + MgCl2 =>
SrCl2 + Mg(NO3)2 = Sr(NO3)2 + MgCl2
Zn + K2Cr2O7 = K + ZnCr2O7 =>
Zn + K2Cr2O7 = 2 K + ZnCr2O7
Ag + Cu(NO3) = AgNO3 + Cu =>
Ag + Cu(NO3) = AgNO3 + Cu
Li + HNO3 = Li(NO3)3 + H2O + NH4NO3 =>
8 Li + 30 HNO3 = 8 Li(NO3)3 + 9 H2O + 3 NH4NO3
NI3 = N + I5 =>
5 NI3 = 5 N + 3 I5
H2SO4 + Mn = Mn2(SO4)7 + H =>
7 H2SO4 + 2 Mn = Mn2(SO4)7 + 14 H
C2H42 + O2 = CO2 + H2O =>
2 C2H42 + 25 O2 = 4 CO2 + 42 H2O
K2CO3(aq) + MgI2(aq) = KI(aq) + MgCO3(s) =>
K2CO3(aq) + MgI2(aq) = 2 KI(aq) + MgCO3(s)
Br2 + LiF = LiBr + F2 =>
Br2 + 2 LiF = 2 LiBr + F2
NiSO4 + (NH3) = Ni + (NH3)SO4 =>
NiSO4 + (NH3) = Ni + (NH3)SO4
Al + NiSO4 = Al6(SO4)6 + Ni =>
6 Al + 6 NiSO4 = Al6(SO4)6 + 6 Ni
Sr3Al2(OH)12 = Sr(OH)2 + Al(OH)3 =>
Sr3Al2(OH)12 = 3 Sr(OH)2 + 2 Al(OH)3
H2PO4 + NaOH = (Na)2PO4 + H2O =>
H2PO4 + 2 NaOH = (Na)2PO4 + 2 H2O
LiI(ac) + AgNO4(ac) = AgI(s) + LiNO4(ac) =>
LiI(ac) + AgNO4(ac) = AgI(s) + LiNO4(ac)
sodiumhydrogencarbonate + hydrochloricacid = water + carbondioxide + sodiumchloride =>
NaHCO3 + HCl = H2O + CO2 + NaCl
Fe3O4 + H2 = Fe + H2O = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
PbS = Pb + S =>
PbS = Pb + S
C6H5NH2 + I2 = C6H2I3NH2 + HI =>
C6H5NH2 + 3 I2 = C6H2I3NH2 + 3 HI
SO2 + H2AsO4 + H2O = HAsO2 + SO4{2-} + H{+} =>
3 SO2 + 2 H2AsO4 + 2 H2O = 2 HAsO2 + 3 SO4{2-} + 6 H{+}
Li2S + AgNO3 = LiNO3 + Ag2S =>
Li2S + 2 AgNO3 = 2 LiNO3 + Ag2S
CaO + Br = BrO + Ca =>
CaO + Br = BrO + Ca
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