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3 MgO + 2 Cr = Cr2O3 + 3 Mg
ZnSO4 + Al2O3 = ZnO3 + Al2SO4 =>
ZnSO4 + Al2O3 = ZnO3 + Al2SO4
Zn + HClO3 = HCl + ZnO =>
3 Zn + HClO3 = HCl + 3 ZnO
C2H2 + KMnO4 + NaOH = Na2C2O4 + KOH + MnO2 + H2O =>
3 C2H2 + 8 KMnO4 + 6 NaOH = 3 Na2C2O4 + 8 KOH + 8 MnO2 + 2 H2O
MgOH + CH3COOH = (CH3COO)Mg + H2O =>
MgOH + CH3COOH = (CH3COO)Mg + H2O
SCl2 = S2 + Cl2 =>
2 SCl2 = S2 + 2 Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Si + NaOH = H2O + Na2SiO =>
Si + 2 NaOH = H2O + Na2SiO
CH2Br2 + Br2 = CBr2 + HBr2 =>
CH2Br2 + 2 Br2 = CBr2 + 2 HBr2
Al + Cr2O3 = Cr + Al2O3 =>
2 Al + Cr2O3 = 2 Cr + Al2O3
HNo3 + Na2O = NaNo3 + H2O =>
2 HNo3 + Na2O = 2 NaNo3 + H2O
KNO3 + Hg + H2SO4 = NO + Hg2SO4 + K2SO4 + H2O =>
2 KNO3 + 6 Hg + 4 H2SO4 = 2 NO + 3 Hg2SO4 + K2SO4 + 4 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
BaCl2 + CuSO4 = CuCl2 + BaSO4 =>
BaCl2 + CuSO4 = CuCl2 + BaSO4
Ca{2+}(aq) + OH{-} = Ca(OH)2 =>
Ca{2+}(aq) + 2 OH{-} = Ca(OH)2
KMnO4 + NaBr + H2O = Br2 + MnO2 + KOH + NaOH =>
2 KMnO4 + 6 NaBr + 4 H2O = 3 Br2 + 2 MnO2 + 2 KOH + 6 NaOH
NaF + Br2 = NaBr + F2 = =>
2 NaF + Br2 = 2 NaBr + F2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
NaC2H3O2 + H2S = Na2S + HC2H3O2 =>
2 NaC2H3O2 + H2S = Na2S + 2 HC2H3O2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HN3 + NH3 = NH4N3 =>
HN3 + NH3 = NH4N3
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na2S2O3 + H2O = NaOH + NaHS2O3 =>
Na2S2O3 + H2O = NaOH + NaHS2O3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaHCO3(aq) + AgNO3(aq) = AgHCO3(s) + NaNO3(aq) =>
NaHCO3(aq) + AgNO3(aq) = AgHCO3(s) + NaNO3(aq)
CH2OH(CHOH)4CHO + [Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + Ag + NH3 + H2O =>
CH2OH(CHOH)4CHO + 2[Ag(NH3)2]OH = CH2OH[CHOH]4COONH4 + 2 Ag + 3 NH3 + H2O
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
HPO3 + H2Te = Te + PO + H2O =>
2 HPO3 + 3 H2Te = 3 Te + 2 PO + 4 H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
Na2S + HC2H3O2 = NaC2H3O2 + SH2 =>
Na2S + 2 HC2H3O2 = 2 NaC2H3O2 + SH2
NO2{-} + Al + H2O = NH4{+} + AlO2{-} =>
NO2{-} + 2 Al + 2 H2O = NH4{+} + 2 AlO2{-}
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Sr(NO2)2 + H2SO4 = SrSO4 + NO2H =>
Sr(NO2)2 + H2SO4 = SrSO4 + 2 NO2H
C + H2O = CO + H2 =>
C + H2O = CO + H2
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Al + ClCu2 = AlCl3 + Cu =>
Al + 3 ClCu2 = AlCl3 + 6 Cu
Mn + S = Mn2S3 =>
2 Mn + 3 S = Mn2S3
Mg + C = Mg2C =>
2 Mg + C = Mg2C
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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