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2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
Fe(SCN)3 + FeCl3 = Fe + Cl(SCN) =>
Fe(SCN)3 + FeCl3 = 2 Fe + 3 Cl(SCN)
P + H2SO4 = H3PO4 + H2 + SO2 =>
2 P + 4 H2SO4 = 2 H3PO4 + H2 + 4 SO2
P + H2SO4 = H3PO4 + H2O + SO2 =>
2 P + 5 H2SO4 = 2 H3PO4 + 2 H2O + 5 SO2
Na2S2O3 + HCl = NaCl + SO2 + H2O + S =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + H2O + S
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
Al + FeO = AlO + Fe =>
Al + FeO = AlO + Fe
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H3O + CaCO3 = H2O + Ca + CO2 =>
2 H3O + CaCO3 = 3 H2O + Ca + CO2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
BaO2 + H2SO4 = BaSO4 + H2O + O2 =>
2 BaO2 + 2 H2SO4 = 2 BaSO4 + 2 H2O + O2
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
Fe + HgCl2 = FeCl2 + Hg =>
Fe + HgCl2 = FeCl2 + Hg
C7H8 + OH = C7H5O2 + H2O =>
C7H8 + 7 OH = C7H5O2 + 5 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K2SO4 =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O + K2SO4
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
AgNO3 + Pb = Pb(NO3)2 + Ag =>
2 AgNO3 + Pb = Pb(NO3)2 + 2 Ag
Na2SO4 + Pb(NO3)2 = NaNO3 + PbSO4 =>
Na2SO4 + Pb(NO3)2 = 2 NaNO3 + PbSO4
*2Fe + *3H2SO4 = Fe2(SO4)3 + *3H2 =>
*2Fe + *3H2SO4 = Fe2(SO4)3 + *3H2
CoCl3 + Ba(OH)2 = BaCl2 + Co(OH)3 =>
2 CoCl3 + 3 Ba(OH)2 = 3 BaCl2 + 2 Co(OH)3
Sn + H2So4 = SnSo4 + H2 =>
Sn + H2So4 = SnSo4 + H2
Cl + KI = ClI + K =>
Cl + KI = ClI + K
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Cl2 + KI = ClI + K =>
Cl2 + 2 KI = 2 ClI + 2 K
*2Fe + *3H2SO4 = Fe2(SO4)3 + *3H2 =>
*2Fe + *3H2SO4 = Fe2(SO4)3 + *3H2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
C4H9NH2 + O2 = CO2 + H2O + N2 =>
4 C4H9NH2 + 27 O2 = 16 CO2 + 22 H2O + 2 N2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
NaNO3 + FeCl3 = NaCl3 + FeNO3 =>
NaNO3 + FeCl3 = NaCl3 + FeNO3
KMnO4 + H2SO4 + Na2C2O4 = MnSO4 + CO2 + H2O + Na2SO4 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = 2 MnSO4 + 10 CO2 + 8 H2O + 5 Na2SO4 + K2SO4
H2 + CuO = Cu + H2O =>
H2 + CuO = Cu + H2O
Na2O + P2O3 = Na3PO3 =>
3 Na2O + P2O3 = 2 Na3PO3
NH4Cl + NaOH = NH3 + NaCl + H2O =>
NH4Cl + NaOH = NH3 + NaCl + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C6H5COOH + H2O = C6H5COO + H3O =>
C6H5COOH + H2O = C6H5COO + H3O
CuSO4 + H3PO4 = Cu3(PO4)2 + H2SO4 =>
3 CuSO4 + 2 H3PO4 = Cu3(PO4)2 + 3 H2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K3[Fe(SCN)6] + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3[Fe(SCN)6] + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
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