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2 HO2 = H2 + 2 O2
Cu + N2 = Cu3N2 =>
3 Cu + N2 = Cu3N2
Fe2(SO4)3 + HCl = FeCl3 + H2O + SO3 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2O + 3 SO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2{2+} + BrO3{-} + H{+} = Fe{3+} + Br{-} + H2O =>
3 Fe2{2+} + 2 BrO3{-} + 12 H{+} = 6 Fe{3+} + 2 Br{-} + 6 H2O
Fe + C + N2 = FeCN2 =>
Fe + C + N2 = FeCN2
LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + LiNO3(aq) =>
3 LiOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(s) + 3 LiNO3(aq)
OH + H2CO3 = H2O + CO3 =>
2 OH + H2CO3 = 2 H2O + CO3
Mercury(II)Nitrate + PotassiumIodide = Mercury(II)Iodide + PotassiumNitrate =>
Mercury(II)Nitrate + PotassiumIodide = Mercury(II)Iodide + PotassiumNitrate
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
C10H22O11 + H2 = C4H10 + H2O =>
2 C10H22O11 + 25 H2 = 5 C4H10 + 22 H2O
(CH3CH2NH3)2CO3 = CH3CH2NH2 + CO2 + H2O =>
(CH3CH2NH3)2CO3 = 2 CH3CH2NH2 + CO2 + H2O
C3H8O = C3H6 + H2O =>
C3H8O = C3H6 + H2O
LiOH + Zn = Zn(OH)2 + Li =>
2 LiOH + Zn = Zn(OH)2 + 2 Li
C3H8 + CO2 = C6H6 + H2O =>
3 C3H8 + 3 CO2 = 2 C6H6 + 6 H2O
C3H6O3 = C3H4O2 + H2O =>
C3H6O3 = C3H4O2 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MgOH + CaCl = MgClCaOH =>
MgOH + CaCl = MgClCaOH
Cu + HNO3 = Cu(NO3)2 + NH4NO3 + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + NH4NO3 + 3 H2O
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
SO3{2�} + MnO4{-} + H{+} = SO4{2�} + Mn2{+} + H2O =>
13 SO3{2�} + 4 MnO4{-} + 6 H{+} = 13 SO4{2�} + 2 Mn2{+} + 3 H2O
H2O + SO2 + HNO3 = H2SO4 + N2O3 =>
H2O + 2 SO2 + 2 HNO3 = 2 H2SO4 + N2O3
KOH + SO4 = K2SO4 + OH =>
2 KOH + SO4 = K2SO4 + 2 OH
C6H12 = C3H6 =>
C6H12 = 2 C3H6
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
H2SO3BaO = BaSO3H2O =>
H2SO3BaO = BaSO3H2O
MgF2 + Li2CO3 = Mg2(CO3)2 + LiF =>
2 MgF2 + 2 Li2CO3 = Mg2(CO3)2 + 4 LiF
HC2H3O2 = H2 + O2 + C =>
HC2H3O2 = 2 H2 + O2 + 2 C
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
H2C2O4 + NaF = Na2C2O4 + HF =>
H2C2O4 + 2 NaF = Na2C2O4 + 2 HF
CH3CH2OH + K2CrO4 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 4 K2CrO4 + 10 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
S + SO2 = S2O2 =>
S + SO2 = S2O2
Li + HBr = LiBr + H =>
Li + HBr = LiBr + H
C6H5CHBrCH3KOH = KBrH2OC6H5C2H3 =>
C6H5CHBrCH3KOH = KBrH2OC6H5C2H3
ZnO + BaSO4 = BaZnO2 + SO3 =>
ZnO + BaSO4 = BaZnO2 + SO3
Pb(NO3)2 + Pt = Pt(NO3)2 + Pb =>
Pb(NO3)2 + Pt = Pt(NO3)2 + Pb
K2[Zn(OH)4] + HCl = ZnCl2 + KCl + H2O =>
K2[Zn(OH)4] + 4 HCl = ZnCl2 + 2 KCl + 4 H2O
HNO3 + NH3 = NO3NH4 =>
HNO3 + NH3 = NO3NH4
HClO2 + Na(OH) = NaClO2 + H2O =>
HClO2 + Na(OH) = NaClO2 + H2O
Na + *H2O = NaOH + H2 =>
2 Na + 2*H2O = 2 NaOH + H2
Cu(s) + MgCl2(aq) = CuCl2 + Mg =>
Cu(s) + MgCl2(aq) = CuCl2 + Mg
Sc + O2 = Sc2O =>
4 Sc + O2 = 2 Sc2O
Zn(s) + HClO3(aq) = Zn(ClO3)2(aq) + H2(g) =>
Zn(s) + 2 HClO3(aq) = Zn(ClO3)2(aq) + H2(g)
MnO2 + HO2{-} = MnO4{-} + H2 =>
2 MnO2 + 2 HO2{-} = 2 MnO4{-} + H2
H2 + O2H2O = H2O =>
2 H2 + O2H2O = 3 H2O
Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO2 + H2O =>
5 Na2SO3 + 2 KMnO4 + 2 KOH = 5 Na2SO4 + 2 K2MnO2 + H2O
Na2CO3 + Pb3(PO4)2 = Na3PO4 + PbCO3 =>
3 Na2CO3 + Pb3(PO4)2 = 2 Na3PO4 + 3 PbCO3
AsO2{-} + I2 + H2O = I{-} + AsO4{-3} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + AsO4{-3} + 4 H{+}
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
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