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2 Al + 3 Cu(SO4) = Al2(SO4)3 + 3 Cu
Nb + HNO3 + HF = H2[NbF7] + NO + H2O =>
3 Nb + 5 HNO3 + 21 HF = 3 H2[NbF7] + 5 NO + 10 H2O
CuO + N2H4 = Cu + N2 + H2O =>
2 CuO + N2H4 = 2 Cu + N2 + 2 H2O
C12H22O4 + H2O = CH3CH2OH + CO2 =>
6 C12H22O4 + 27 H2O = 31 CH3CH2OH + 10 CO2
HCl + CN = HCN + Cl =>
HCl + CN = HCN + Cl
CH4 + HCl = CH3Cl + H2 =>
CH4 + HCl = CH3Cl + H2
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4*2H2O + H2SO4 + H2O =>
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4*2H2O + H2SO4 + 7 H2O
O3 + MnO2 + NaOH = Na2MnO4 + H2O =>
O3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + 3 H2O
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq) =>
CuSO4(aq) + NH4Cl(aq) = CuCl(s) + NH4SO4(aq)
CH3CH2OH(l) + O2(g) = CH3COOH(aq) + H2O(l) =>
CH3CH2OH(l) + O2(g) = CH3COOH(aq) + H2O(l)
SO4H2 + H2O = H3O + SO4 =>
SO4H2 + 2 H2O = 2 H3O + SO4
Fe + Fl = FeFl3 =>
Fe + 3 Fl = FeFl3
ZnCO3 + H2O = Zn2(OH)2CO3 + CO2 =>
2 ZnCO3 + H2O = Zn2(OH)2CO3 + CO2
H2SO4 + H2 = H2S + H2O =>
H2SO4 + 4 H2 = H2S + 4 H2O
FeCl3 + K2C2O4 + H2O = K3Fe(C2O4)3*3H2O + KCl =>
FeCl3 + 3 K2C2O4 + 3 H2O = K3Fe(C2O4)3*3H2O + 3 KCl
NO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + N2O5 + H2O =>
10 NO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 N2O5 + 3 H2O
C100H200O100 + O2 = CO2 + H2O =>
C100H200O100 + 100 O2 = 100 CO2 + 100 H2O
Fe2 + H2O = Fe(OH)2 + H2 =>
Fe2 + 4 H2O = 2 Fe(OH)2 + 2 H2
AlBr3 + K2Cr2O7 = Al2(Cr2O7)3 + KBr =>
2 AlBr3 + 3 K2Cr2O7 = Al2(Cr2O7)3 + 6 KBr
HgI2 + KI = K2[HgI4] =>
HgI2 + 2 KI = K2[HgI4]
CH3CH2CHO + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
2 CH3CH2CHO + 8 Cu(OH)2 = 3 CH3COOH + 4 Cu2O + 8 H2O
ClO3{-} + Br{-} + H{+} = Br2 + Cl{-} + H2O =>
ClO3{-} + 6 Br{-} + 6 H{+} = 3 Br2 + Cl{-} + 3 H2O
Si + I = SiI =>
Si + I = SiI
KMnO4 + Fe(NO2)3 + H2SO4 = K2SO4 + MnSO4 + Fe(NO3)3 + H2O =>
6 KMnO4 + 5 Fe(NO2)3 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe(NO3)3 + 9 H2O
Ag2O + NH3 + H2O = (Ag(NH3)2)OH =>
Ag2O + 4 NH3 + H2O = 2(Ag(NH3)2)OH
CaSO4 + H3PO4 = Ca3(PO4)2 + H2SO4 =>
3 CaSO4 + 2 H3PO4 = Ca3(PO4)2 + 3 H2SO4
Al + Sn{4+} = Al{3+} + Sn{2+} =>
2 Al + 3 Sn{4+} = 2 Al{3+} + 3 Sn{2+}
Zn(NO3)2 + K4Fe(CN)6 = Zn2Fe(CN)6 + KNO3 =>
2 Zn(NO3)2 + K4Fe(CN)6 = Zn2Fe(CN)6 + 4 KNO3
Ag + Fe(C2H3O2)3 = Ag(C2H3O2)3 + Fe =>
Ag + Fe(C2H3O2)3 = Ag(C2H3O2)3 + Fe
Mn2O3 = Mn3O4 + O2 =>
6 Mn2O3 = 4 Mn3O4 + O2
Al2(SO4)3 + KMnO4 = Al(MnO4)3 + K2SO4 =>
Al2(SO4)3 + 6 KMnO4 = 2 Al(MnO4)3 + 3 K2SO4
CuSO4(aq) + KI(aq) = CuI2(s) + K2SO4(aq) =>
CuSO4(aq) + 2 KI(aq) = CuI2(s) + K2SO4(aq)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Al2(SO4)3(aq) + H2O(l) = Al(OH)3(s) + H2SO4(aq) =>
Al2(SO4)3(aq) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2SO4(aq)
CH2CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
15 CH2CHCH2CH3 + 16 KMnO4 + 24 H2SO4 = 20 CH3CH2COOH + 8 K2SO4 + 16 MnSO4 + 24 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CuO(s) + H2SO4(aq) = H2O + CuSO4(aq) =>
CuO(s) + H2SO4(aq) = H2O + CuSO4(aq)
Na2O + CaO = NaCa + O2 =>
2 Na2O + 4 CaO = 4 NaCa + 3 O2
Ni + Mg(NO3)2 = Ni(NO3)2 + Mg =>
Ni + Mg(NO3)2 = Ni(NO3)2 + Mg
Co(OH)2 + SO3 = CoSO4 + H2O =>
Co(OH)2 + SO3 = CoSO4 + H2O
C6H5Br + Mg + CO2 + HCl = C6H5COOH + MgBrCl =>
C6H5Br + Mg + CO2 + HCl = C6H5COOH + MgBrCl
Li3PO4 + NaOH = LiOH + Na3PO4 =>
Li3PO4 + 3 NaOH = 3 LiOH + Na3PO4
As(s) + O2(g) = As4O6(s) =>
4 As(s) + 3 O2(g) = As4O6(s)
H3O + NaOH = NaH + H2O =>
2 H3O + NaOH = NaH + 3 H2O
Pb(NO3)2 + Na3(PO4) = Pb3(PO4)2 + Na(NO3) =>
3 Pb(NO3)2 + 2 Na3(PO4) = Pb3(PO4)2 + 6 Na(NO3)
Zn(NO3)2 + K2SO4 = ZnSO4 + K2(NO3)2 =>
Zn(NO3)2 + K2SO4 = ZnSO4 + K2(NO3)2
SF4 = S8 + F2 =>
8 SF4 = S8 + 16 F2
Hg2I2 = Hg + I =>
Hg2I2 = 2 Hg + 2 I
Ba(OH)2 + CO = BaCO2 + H2O =>
Ba(OH)2 + CO = BaCO2 + H2O
C4 + H = CH4 =>
C4 + 16 H = 4 CH4
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