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Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
H2O + SO2 = H2SO3 =>
H2O + SO2 = H2SO3
UO2(NO3)2 + KI + KIO3 + H2O = UO2(OH)2 + KNO3 + I2 =>
3 UO2(NO3)2 + 5 KI + KIO3 + 3 H2O = 3 UO2(OH)2 + 6 KNO3 + 3 I2
CoCl2(aq) + CuSO4(aq) = CoSO4(aq) + CuCl2(s) =>
CoCl2(aq) + CuSO4(aq) = CoSO4(aq) + CuCl2(s)
PbS + H2O = PbSO4 + H2 =>
PbS + 4 H2O = PbSO4 + 4 H2
Cr(OH)3 + ClO({-}) + OH({-}) = CrO42({-}) + Cl({-}) + H2O =>
Cr(OH)3 + 40 ClO({-}) + OH({-}) = CrO42({-}) + 40 Cl({-}) + 2 H2O
Sr3P2 + Cl2 = SrCl2 + P =>
Sr3P2 + 3 Cl2 = 3 SrCl2 + 2 P
CoCl2(aq) + CuSO4(aq) = CoSO4(s) + CuCl2(aq) =>
CoCl2(aq) + CuSO4(aq) = CoSO4(s) + CuCl2(aq)
Al(SO4)3 + NaOH = Al(OH)3 + Na2(SO4)2 =>
2 Al(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2(SO4)2
NaCN + KOH = KCN + NaOH =>
NaCN + KOH = KCN + NaOH
Cl3Fe + NH4OH = Fe(OH)3 + NH4Cl =>
Cl3Fe + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Na2CO3*3H2O2 = Na2CO3 + H2O2 =>
Na2CO3*3H2O2 = Na2CO3 + 3 H2O2
Fe + HCl(ac) = FeCl3 + H2 =>
2 Fe + 6 HCl(ac) = 2 FeCl3 + 3 H2
Mg + Pb(II)(NO3)2 = Mg(NO3)2 + Pb(II) =>
Mg + Pb(II)(NO3)2 = Mg(NO3)2 + Pb(II)
KCl(O)3 + MnS(O)4 + KOH = KCl + (K)2Mn(O)4 + (K)2S(O)4 + H2O =>
2 KCl(O)3 + 3 MnS(O)4 + 12 KOH = 2 KCl + 3(K)2Mn(O)4 + 3(K)2S(O)4 + 6 H2O
CoCl2(aq) + CuSO4(aq) = CoSO4(aq) + CuCl2(aq) =>
CoCl2(aq) + CuSO4(aq) = CoSO4(aq) + CuCl2(aq)
NH3NI3 = N2 + NH4I + I2 =>
8 NH3NI3 = 5 N2 + 6 NH4I + 9 I2
C6H5Cl + O2 = CO + H2O + Cl2 =>
4 C6H5Cl + 17 O2 = 24 CO + 10 H2O + 2 Cl2
Cu2 + HBr = CuBr + H =>
Cu2 + 2 HBr = 2 CuBr + 2 H
HCOOH + NaOH = NaCOOH + H2O =>
HCOOH + NaOH = NaCOOH + H2O
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2 =>
CaCl2 + NaCO3{2-} = CaCO3{2-} + NaCl2
Rb2CO3 + HI = RbI + CO2 + H2O =>
Rb2CO3 + 2 HI = 2 RbI + CO2 + H2O
H2O2 + KMnO4 + H2SO4 = K2SO4 + MnO4 + H2O =>
H2O2 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnO4 + 2 H2O
XHC2H3O2 + XKOH = XKC2H3O2 + XH2O =>
XHC2H3O2 + XKOH = XKC2H3O2 + XH2O
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
C3H7(OH)3 + Na = C3H7(ONa)3 + H2 =>
2 C3H7(OH)3 + 6 Na = 2 C3H7(ONa)3 + 3 H2
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
Zn(CH3COO)2 + (NH4)2SO4 = ZnSO4 + NH4CH3COO =>
Zn(CH3COO)2 + (NH4)2SO4 = ZnSO4 + 2 NH4CH3COO
Ca(OH)2(aq) + Na2CO3(s) = CaCO3 + NaOH(aq) =>
Ca(OH)2(aq) + Na2CO3(s) = CaCO3 + 2 NaOH(aq)
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
HCOOH + NaOH = NaHCOO + H2O =>
HCOOH + NaOH = NaHCOO + H2O
NH4NO3 + C7H16 = CO2 + N2 + H2O =>
22 NH4NO3 + C7H16 = 7 CO2 + 22 N2 + 52 H2O
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
NH4OH + HBr = NH4Br + H2O =>
NH4OH + HBr = NH4Br + H2O
KHSO4 + Mg = K + MgSO4 + H2 =>
2 KHSO4 + 2 Mg = 2 K + 2 MgSO4 + H2
NaH(CO3) + HCl = NaCl + H2(CO3) =>
NaH(CO3) + HCl = NaCl + H2(CO3)
HCl(aq) + H2O = H3O + Cl =>
HCl(aq) + H2O = H3O + Cl
Na2S2O3 + HCl = S + H2SO4 + NaCl + H2O =>
3 Na2S2O3 + 6 HCl = 4 S + 2 H2SO4 + 6 NaCl + H2O
AlCl3 + SiO2 = Al2O3 + SiCl4 =>
4 AlCl3 + 3 SiO2 = 2 Al2O3 + 3 SiCl4
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PbS + Ca(OH)2 = Pb(OH)2 + CaS =>
PbS + Ca(OH)2 = Pb(OH)2 + CaS
Al + NH4NO3 + NaOH = Na2AlO2 + NH3 + H2O =>
4 Al + NH4NO3 + 8 NaOH = 4 Na2AlO2 + 2 NH3 + 3 H2O
C3H6O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6O2(g) + 7 O2(g) = 6 CO2(g) + 6 H2O(g)
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
KMnO4 + CH3OH + H2SO4 = H2O + HCOH + K2SO4 + MnSO4 =>
2 KMnO4 + 5 CH3OH + 3 H2SO4 = 8 H2O + 5 HCOH + K2SO4 + 2 MnSO4
N2 + Ca(OH)2 = NH3 + CaO + O2 =>
2 N2 + 6 Ca(OH)2 = 4 NH3 + 6 CaO + 3 O2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
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