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2 Al + Fe2O3 = Al2O3 + 2 Fe
C6H8O7 + Mg = H2 + MgC6O7 =>
C6H8O7 + Mg = 4 H2 + MgC6O7
AlHCO3 = Al2CO3 + CO2 + H2O =>
2 AlHCO3 = Al2CO3 + CO2 + H2O
CS2 + F2 = CF4 + S =>
CS2 + 2 F2 = CF4 + 2 S
KCr2O7 + H2SO4 + Na2SO3 = K2SO4 + Na2SO4 + H2O + Cr2(SO4)3 =>
2 KCr2O7 + 7 H2SO4 + 7 Na2SO3 = K2SO4 + 7 Na2SO4 + 7 H2O + 2 Cr2(SO4)3
Ni + HNO3 = Ni(NO3)3 + H2 =>
2 Ni + 6 HNO3 = 2 Ni(NO3)3 + 3 H2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
(NH4)2S(aq) + ZnCl2(aq) = (NH4)2Cl2(aq) + ZnS(aq) =>
(NH4)2S(aq) + ZnCl2(aq) = (NH4)2Cl2(aq) + ZnS(aq)
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
ZnOO2 = ZnO3 =>
ZnOO2 = ZnO3
BaO + H3PO4 = Ba2(HPO4)2 + H2O =>
2 BaO + 2 H3PO4 = Ba2(HPO4)2 + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Na2S + H2O = Na2O + H2S =>
Na2S + H2O = Na2O + H2S
HCOOH + [Ag(NH3)]NO = Ag + CO2 + H2O + NH3 =>
5 HCOOH + 2[Ag(NH3)]NO = 2 Ag + 5 CO2 + 2 H2O + 4 NH3
CH3CHOHCH3 + K2Cr2O7 = CH3COOH + Cr + H2O + K =>
14 CH3CHOHCH3 + 6 K2Cr2O7 = 21 CH3COOH + 12 Cr + 14 H2O + 12 K
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
CU(OH)2 + NH4OH = CU(NH3)4 + OH + H2O =>
CU(OH)2 + 4 NH4OH = CU(NH3)4 + 2 OH + 4 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
CsOH + Fe(OH)3 = CsFeO2 + H2O =>
CsOH + Fe(OH)3 = CsFeO2 + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Cr2O3 + Na2CO3 + NO2 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 5 Na2CO3 + 6 NO2 = 2 Na2CrO4 + 6 NaNO2 + 5 CO2
KMnO4 + SO2 + H2O = K2(SO4) + Mn(SO4) + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = K2(SO4) + 2 Mn(SO4) + 2 H2SO4
KOH + NH4NO3 = NH3 + H2O + KNO3 =>
KOH + NH4NO3 = NH3 + H2O + KNO3
Ca + NHO3 = CaNO3 + H2O + N2O =>
8 Ca + 10 NHO3 = 8 CaNO3 + 5 H2O + N2O
NH{+} = N2 + H{+} =>
2 NH{+} = N2 + 2 H{+}
CuCl2 + KI = CuCl + KCl + I =>
CuCl2 + KI = CuCl + KCl + I
CH4(methane) + O2(oxygen) = CO2(carbondioxide) + H2O(water) =>
CH4(methane) + 2 O2(oxygen) = CO2(carbondioxide) + 2 H2O(water)
As2S3 + KNO3 + NaOH = Na3AsO4 + Na2SO4 + KNO2 + H2O =>
As2S3 + 14 KNO3 + 12 NaOH = 2 Na3AsO4 + 3 Na2SO4 + 14 KNO2 + 6 H2O
Cd(OH)2 + Na2S = CdS + NaOH =>
Cd(OH)2 + Na2S = CdS + 2 NaOH
Fe(NO3)3*9H2O + NH4SCN = Fe(SCN)3 + NH4NO3 + H2O =>
Fe(NO3)3*9H2O + 3 NH4SCN = Fe(SCN)3 + 3 NH4NO3 + 9 H2O
Se = Se2 =>
2 Se = Se2
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Fe(s) + Cu(CH3COO)2(l) = FeCH3COO(aq) + Cu(s) =>
2 Fe(s) + Cu(CH3COO)2(l) = 2 FeCH3COO(aq) + Cu(s)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
HC2H3O2(aq) + CsOH(aq) = H2O(l) + CsC2H3O2(aq) =>
HC2H3O2(aq) + CsOH(aq) = H2O(l) + CsC2H3O2(aq)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbCl4 + SnCl2 = PbCl2 + SnCl4 =>
PbCl4 + SnCl2 = PbCl2 + SnCl4
Cu2SO4 + NaOH = Cu2HO + NaSO4 =>
Cu2SO4 + NaOH = Cu2HO + NaSO4
Cr(OH)2 + Ba = Cr + Ba(OH)2 =>
Cr(OH)2 + Ba = Cr + Ba(OH)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Si2 + O2 = SiO2 =>
Si2 + 2 O2 = 2 SiO2
K2C2O4 + Ba(NO3)2 = KNO3 + BaC2O4 =>
K2C2O4 + Ba(NO3)2 = 2 KNO3 + BaC2O4
K2S + ZnCl2 = KCl + ZnS =>
K2S + ZnCl2 = 2 KCl + ZnS
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2SO4Pb = PbSO4H2 =>
H2SO4Pb = PbSO4H2
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
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