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12 Na + 3 Fe2 + 2 O3 = 6 Na2OFe
C15H32 + O2 = CO2 + H2O3 =>
C15H32 + 39 O2 = 15 CO2 + 16 H2O3
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Fe(s) + HCl(cc) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(cc) = 2 FeCl3(aq) + 3 H2(g)
P2O5 + MgO = Mg3P2 + O =>
P2O5 + 3 MgO = Mg3P2 + 8 O
Al + Fe{2+} = Al{3+} + Fe =>
2 Al + 3 Fe{2+} = 2 Al{3+} + 3 Fe
Fe + S8 = Fe3S4 =>
6 Fe + S8 = 2 Fe3S4
Fe + H2O = Fe{2+} + OH{-} + H2 =>
Fe + 2 H2O = Fe{2+} + 2 OH{-} + H2
FeCl3 + Zn(s) = Fe(s) + ZnCl2(aq) =>
2 FeCl3 + 3 Zn(s) = 2 Fe(s) + 3 ZnCl2(aq)
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
NaClO + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 4 NaCl + 2 Na2SO4 + H2O
KBrO3 + KI + HCl = KCl + H2O + KBr + I2 =>
KBrO3 + 6 KI + 6 HCl = 6 KCl + 3 H2O + KBr + 3 I2
Ca(OH)2(aq) = Ca(aq) + OH(aq) =>
Ca(OH)2(aq) = Ca(aq) + 2 OH(aq)
SrO + H2O = SrO2 + H2 =>
SrO + H2O = SrO2 + H2
Li2[Zn(OH)4] + H2S = Li2S + Zn(OH)2 + H2O =>
Li2[Zn(OH)4] + H2S = Li2S + Zn(OH)2 + 2 H2O
K + LiOH = KOH + Li =>
K + LiOH = KOH + Li
K3[Cu(CN)4] + Hg(NO3)2 = K3[Cu(NO3)2] + Hg(CN)4 =>
K3[Cu(CN)4] + Hg(NO3)2 = K3[Cu(NO3)2] + Hg(CN)4
H3PO4 + H2O = H3O{+} + PO4{3-} =>
H3PO4 + 3 H2O = 3 H3O{+} + PO4{3-}
NH4Br + AgC2H3O2 = NH4C2H3O2 + AgBr =>
NH4Br + AgC2H3O2 = NH4C2H3O2 + AgBr
K2Cr2O7 + CH3CH2OH + H2SO4 = CH3COH + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 CH3CH2OH + 4 H2SO4 = 3 CH3COH + K2SO4 + Cr2(SO4)3 + 7 H2O
N2 + LiH = Li3N + H2 =>
N2 + 6 LiH = 2 Li3N + 3 H2
KHCO2 + HNO3 = HCOOH + KNO3 =>
KHCO2 + HNO3 = HCOOH + KNO3
Au + H2 = AuH =>
2 Au + H2 = 2 AuH
C7H13 + KMnO4 + H2O = C7H15O2 + MnO2 + KOH =>
3 C7H13 + 2 KMnO4 + 4 H2O = 3 C7H15O2 + 2 MnO2 + 2 KOH
C6H6 + CH3CHCH2 = C6H6CH(CH3)2 =>
5 C6H6 + 8 CH3CHCH2 = 6 C6H6CH(CH3)2
Al + H3O{+} = Al{3+} + H2 + H2O =>
2 Al + 6 H3O{+} = 2 Al{3+} + 3 H2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(OH)2 + O2 + H2O = Fe(OH)3 = =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
K + ClO = KCl + O =>
K + ClO = KCl + O
HgSO4 + NH4NO3 = Hg(NO3)2 + (NH4)2SO4 =>
HgSO4 + 2 NH4NO3 = Hg(NO3)2 + (NH4)2SO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
ZnCl2 + NH3 = [Zn(NH3)6]Cl2 =>
ZnCl2 + 6 NH3 = [Zn(NH3)6]Cl2
Ba(NO3)2(aq) + K2CO3(aq) = BaCO3(aq) + KNO3(aq) =>
Ba(NO3)2(aq) + K2CO3(aq) = BaCO3(aq) + 2 KNO3(aq)
AgOH + HCl = AgCl + HOH =>
AgOH + HCl = AgCl + HOH
Sb2O3 + C4H6O6 = Sb2(C4H4O6)3 + H2O =>
Sb2O3 + 3 C4H6O6 = Sb2(C4H4O6)3 + 3 H2O
Si{+2} + e = Si =>
Si{+2} + 2e = Si
FeS2 + KOH + H2O2 = Fe(OH)3 + K2SO4 + H2O =>
2 FeS2 + 8 KOH + 15 H2O2 = 2 Fe(OH)3 + 4 K2SO4 + 16 H2O
CrO + Cl = CrClO =>
CrO + Cl = CrClO
CH3OH + Ag = CH3OAg + H2 =>
2 CH3OH + 2 Ag = 2 CH3OAg + H2
ThO2 = Th + O2 =>
ThO2 = Th + O2
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
Ag(NO3) + Ba(SO4) = Ag2(SO4) + Ba(NO3)2 =>
2 Ag(NO3) + Ba(SO4) = Ag2(SO4) + Ba(NO3)2
Na + H2O = NaOH + H90 =>
90 Na + 90 H2O = 90 NaOH + H90
Na2ZnO2 + H2O = ZnO + NaOH =>
Na2ZnO2 + H2O = ZnO + 2 NaOH
NH4 + CO3 = NO3 + CH4 =>
NH4 + CO3 = NO3 + CH4
Cu = Cu0 =>
Cu = Cu0
AlCl3 + H2S = AlS + H2Cl3 =>
AlCl3 + H2S = AlS + H2Cl3
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