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19 Zn + 40 HNO3 = 19 Zn(NO3)2 + NH34NO3 + 3 H2O
K(ClO4) = KCl + O =>
K(ClO4) = KCl + 4 O
CaCO3 + CH3CO2H = Ca + H2O + CO2 =>
4 CaCO3 + CH3CO2H = 4 Ca + 2 H2O + 6 CO2
NiF2 + CI2 = NiCI2 + F2 =>
NiF2 + CI2 = NiCI2 + F2
Bi(NO3)5(aq) + Na2S = Bi2S5 + NaNO3 =>
2 Bi(NO3)5(aq) + 5 Na2S = Bi2S5 + 10 NaNO3
C11H15NO + HCl = C11H16ClNO =>
C11H15NO + HCl = C11H16ClNO
Na2CO3 + C2H4O2 = CH3COONa + CO2 + H2O =>
Na2CO3 + 2 C2H4O2 = 2 CH3COONa + CO2 + H2O
Fe + HCI2 = FeCI2 + H2 =>
2 Fe + 2 HCI2 = 2 FeCI2 + H2
CH3NH2(g) + O2(g) = CO2(g) + N2(g) + H20(l) =>
4 CH3NH2(g) + 4 O2(g) = 4 CO2(g) + 2 N2(g) + H20(l)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ca(CN)2 + (NH4)2CO3 = NH4CN + CaCO3 =>
Ca(CN)2 + (NH4)2CO3 = 2 NH4CN + CaCO3
FeCl3*6H2O + K2C2O4*H2O = K3Fe(C2O4)3H2O + KCl + H2O =>
FeCl3*6H2O + 3 K2C2O4*H2O = K3Fe(C2O4)3H2O + 3 KCl + 8 H2O
Na2CO3 + CrNO3 = CrCO3 + Na2NO3 =>
Na2CO3 + CrNO3 = CrCO3 + Na2NO3
V2O5 + Fe2O2 = V2O2 + Fe2O3 =>
V2O5 + 3 Fe2O2 = V2O2 + 3 Fe2O3
NiCl2 + AgNO3 = NiAg2 + ClNO3 =>
NiCl2 + 2 AgNO3 = NiAg2 + 2 ClNO3
C5H12O(l) + O(g) = C2O(g) + H2O(l) =>
2 C5H12O(l) + 15 O(g) = 5 C2O(g) + 12 H2O(l)
Ag2Cr2O7 + CH3COOH = CH3COOAg + H2Cr2O7 =>
Ag2Cr2O7 + 2 CH3COOH = 2 CH3COOAg + H2Cr2O7
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
CH3OH + NaOH = CH3ONa + H2O =>
CH3OH + NaOH = CH3ONa + H2O
Mg(OH)2Cu(NO3)2 = Mg(NO3)2Cu(OH)2 =>
Mg(OH)2Cu(NO3)2 = Mg(NO3)2Cu(OH)2
C8H + O2 = CO + H2O =>
4 C8H + 17 O2 = 32 CO + 2 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2(SO4)3 + H2O =>
2 FeSO4 + K2Cr2O7 + 7 H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2(SO4)3 + 7 H2O
Li2CO3 + Ba(OH)2 = LiOH + BaCO3 =>
Li2CO3 + Ba(OH)2 = 2 LiOH + BaCO3
H2S(g) + KOH(aq) = H2O(l) + K2S(g) =>
H2S(g) + 2 KOH(aq) = 2 H2O(l) + K2S(g)
H3AsO4 = AsH3 + O =>
H3AsO4 = AsH3 + 4 O
Fe + SiO3 = Fe(SiO3)3 =>
Fe + 3 SiO3 = Fe(SiO3)3
TiCl3 + Fe = TiCl2 + FeCl2 =>
2 TiCl3 + Fe = 2 TiCl2 + FeCl2
Fe + HCH3CO2 = Fe(CH3CO2)3 + H2 =>
2 Fe + 6 HCH3CO2 = 2 Fe(CH3CO2)3 + 3 H2
Mo + HNO3 + H2O = H2MoO4*H2O + NO =>
Mo + 2 HNO3 + H2O = H2MoO4*H2O + 2 NO
Cr2{+} + Al = Cr + Al3{+} =>
Cr2{+} + 3 Al = 2 Cr + Al3{+}
H2SO4 + H2O2 = SO4 + H2O =>
H2SO4 + H2O2 = SO4 + 2 H2O
HH2S + O2 = SO2 + H2O =>
4 HH2S + 7 O2 = 4 SO2 + 6 H2O
C2H4O2 + (OH){-} = C2H3O2{-} + H2O =>
C2H4O2 + (OH){-} = C2H3O2{-} + H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe + HCI2 = FeCI2 + H2 =>
2 Fe + 2 HCI2 = 2 FeCI2 + H2
Kl + H2O = KlH2O =>
Kl + H2O = KlH2O
Zn + Co2(SO4)3 = Co + ZnSO4 =>
3 Zn + Co2(SO4)3 = 2 Co + 3 ZnSO4
C18H34O2 + C3H8O3 = C21H42O5 =>
C18H34O2 + C3H8O3 = C21H42O5
Bi2O12S3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2O12S3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
Cr2(SO4)3 + NaOH + H2O2 = Na2CrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O + 3 Na2SO4
Na2O + SO3 = Na2S + O4 =>
Na2O + SO3 = Na2S + O4
Al + FeO = Al2O3 + Fe3 =>
2 Al + 3 FeO = Al2O3 + Fe3
CuO + H2O = CuH2O + O2 =>
2 CuO + 2 H2O = 2 CuH2O + O2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
FeCl3 + H2C2O4 = Fe2(C2O4)3 + HCl =>
2 FeCl3 + 3 H2C2O4 = Fe2(C2O4)3 + 6 HCl
CuSO4(aq) + NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4 =>
CuSO4(aq) + 2 NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4
FeCl3 + O2 = Fe2O3 + Cl2 =>
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
SiH2Cl2 + NH3 = Si3N4 + NH4Cl + H2 =>
3 SiH2Cl2 + 10 NH3 = Si3N4 + 6 NH4Cl + 6 H2
C3H5COOH + H2O = C3H5COO{-} + H3O{+} =>
C3H5COOH + H2O = C3H5COO{-} + H3O{+}
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