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MgCO3 + 2 H3O = Mg + CO2 + 3 H2O
CaO + SO2 = Ca + SO3 =>
CaO + SO2 = Ca + SO3
Ag2S + HNO3 = S + AgNO3 + NO + H2O =>
3 Ag2S + 8 HNO3 = 3 S + 6 AgNO3 + 2 NO + 4 H2O
C2H5OH + KNO3 = K2CO3 + CO2 + H2O + N2 =>
5 C2H5OH + 12 KNO3 = 6 K2CO3 + 4 CO2 + 15 H2O + 6 N2
FeCl3 + KSCN + NaOH = Fe(SCN)3 + NaCl + KOH =>
FeCl3 + 3 KSCN + 3 NaOH = Fe(SCN)3 + 3 NaCl + 3 KOH
Al(OH)3 = Al + (OH)2 =>
2 Al(OH)3 = 2 Al + 3(OH)2
NH3 + O2 = NHO2 + HO =>
NH3 + 2 O2 = NHO2 + 2 HO
H2SiO3 + Au(OH)3 = Au2(SiO3)3 + H2O =>
3 H2SiO3 + 2 Au(OH)3 = Au2(SiO3)3 + 6 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Zn(OH)2 + Fe(OH)2 = Fe[Zn(OH)4] =>
Zn(OH)2 + Fe(OH)2 = Fe[Zn(OH)4]
KMnO4 + H2SO4 + Fe2(SO4) = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
4 KMnO4 + 16 H2SO4 + 5 Fe2(SO4) = 2 K2SO4 + 4 MnSO4 + 5 Fe2(SO4)3 + 16 H2O
CO2 + NH3(aq) + H2O = NH4HCO3(aq) =>
CO2 + NH3(aq) + H2O = NH4HCO3(aq)
Zn*S = ZnS =>
Zn*S = ZnS
P4O10 + KOH = K3PO4 + H2O =>
P4O10 + 12 KOH = 4 K3PO4 + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C2H4O2 + LiOH = H2O + LiC2H3O2 =>
C2H4O2 + LiOH = H2O + LiC2H3O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Zn(s) + CuCl2(aq) = ZnCl2(aq) + Cu(s) =>
Zn(s) + CuCl2(aq) = ZnCl2(aq) + Cu(s)
HNO3 + NO = H2O + NO2 =>
2 HNO3 + NO = H2O + 3 NO2
Fe2O3 + C2 = Fe + CO2 =>
4 Fe2O3 + 3 C2 = 8 Fe + 6 CO2
KOH + H2SiO3 = K2SiO3 + H2O =>
2 KOH + H2SiO3 = K2SiO3 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr2S3 + MnN2O6 + Na2CO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr2S3 + 15 MnN2O6 + 20 Na2CO3 = 30 NO + 20 CO2 + 2 Na2CrO4 + 15 Na2MnO4 + 3 Na2SO4
Pb(OH)2 + Hg2S = PbS + HgOH =>
Pb(OH)2 + Hg2S = PbS + 2 HgOH
Zn + H{+} + MnO4{-} = Zn2{+} + Mn{2+} + H2O =>
10 Zn + 8 H{+} + MnO4{-} = 5 Zn2{+} + Mn{2+} + 4 H2O
NaI + NaOCl = NaCl + NaOI =>
NaI + NaOCl = NaCl + NaOI
HS + ClO3 = S + Cl + H2O =>
6 HS + ClO3 = 6 S + Cl + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
CuSO4 + NaOH = Cu2(OH)2 + NaSO4 =>
2 CuSO4 + 2 NaOH = Cu2(OH)2 + 2 NaSO4
Pb(CO3)2(s) + CH3COOH(aq) = (Pb(CH3COO)4)(s) + CO2(g) + H2O(l) =>
Pb(CO3)2(s) + 4 CH3COOH(aq) = (Pb(CH3COO)4)(s) + 2 CO2(g) + 2 H2O(l)
Mg + SnCl4 = MgCl2 + Sn4 =>
8 Mg + 4 SnCl4 = 8 MgCl2 + Sn4
SiF4 + Mg = Si + MgF2 =>
SiF4 + 2 Mg = Si + 2 MgF2
Cl2 + LiI2 = LiCl2 + I2 =>
Cl2 + LiI2 = LiCl2 + I2
Zn(s) + AgNo3(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + 2 AgNo3(aq) = 2 Ag(s) + Zn(No3)2(aq)
PbS + HNO3 = PbNO3 + NO + S + H2O =>
3 PbS + 4 HNO3 = 3 PbNO3 + NO + 3 S + 2 H2O
C2H4(s) + O2(g) = C6H12O11(s) =>
6 C2H4(s) + 11 O2(g) = 2 C6H12O11(s)
ZnCl2 + NH4OH = ZnOH + Cl2NH4 =>
ZnCl2 + NH4OH = ZnOH + Cl2NH4
NH2CH2COOH + NH2CH2Cl = NH2CH2COONH3CH2Cl =>
NH2CH2COOH + NH2CH2Cl = NH2CH2COONH3CH2Cl
Cr2O3 + CaF2 = CrF3 + CaO =>
Cr2O3 + 3 CaF2 = 2 CrF3 + 3 CaO
(UO2)2[Fe(CN)6] + NaOH = Na2U2O7 + Na4[Fe(CN)6] + H2O =>
(UO2)2[Fe(CN)6] + 6 NaOH = Na2U2O7 + Na4[Fe(CN)6] + 3 H2O
Co2 + Ba(OH)2 = Co(OH)2 + Ba =>
Co2 + 2 Ba(OH)2 = 2 Co(OH)2 + 2 Ba
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ag + No3 = Ag(No3)2 =>
Ag + 2 No3 = Ag(No3)2
CH4 + N2 + H2O = CO2 + NH3 =>
3 CH4 + 4 N2 + 6 H2O = 3 CO2 + 8 NH3
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