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4 Al + 3 O2 = 2 Al2O3
NaCl + H2SO4 = (Na)2SO4 + HCl =>
2 NaCl + H2SO4 = (Na)2SO4 + 2 HCl
MgO + H3O = Mg(OH) + H2O =>
MgO + H3O = Mg(OH) + H2O
CuCO3 + Al = Cu + Al2(CO3)3 =>
3 CuCO3 + 2 Al = 3 Cu + Al2(CO3)3
OH{-} + H2O + Zn + BrO4{-} = Zn(OH)4{2-} + Br{-} =>
8 OH{-} + 4 H2O + 4 Zn + BrO4{-} = 4 Zn(OH)4{2-} + Br{-}
KNO3 + MnO2 + KOH + H2O = KMnO4 + NH3 =>
3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O = 8 KMnO4 + 3 NH3
CH3NO2 + NO2F + NaOH = N2 + NaF + Na2CO3 + H2O =>
5 CH3NO2 + 3 NO2F + 13 NaOH = 4 N2 + 3 NaF + 5 Na2CO3 + 14 H2O
VO + CrO3 = VCrO4 =>
VO + CrO3 = VCrO4
Cr2O7{3-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{3-} + 5 Fe{2+} + 14 H{+} = 2 Cr{3+} + 5 Fe{3+} + 7 H2O
HIO4 + Fe(OH)3 = FeIO5 + H2O =>
HIO4 + Fe(OH)3 = FeIO5 + 2 H2O
Pb(NO3)2 = PbO + N + O4 =>
4 Pb(NO3)2 = 4 PbO + 8 N + 5 O4
NaOH + H2CrO4 = Na2CrO4 + H2O =>
2 NaOH + H2CrO4 = Na2CrO4 + 2 H2O
NaBr + H2SO4 = Br2 + H2S + H2O + NaHSO4 =>
8 NaBr + 9 H2SO4 = 4 Br2 + H2S + 4 H2O + 8 NaHSO4
NaH + HOH = NaOH + H2 =>
NaH + HOH = NaOH + H2
Cr2O3 + Na2CO3 = Na2CrO2 + CO2 + O2 =>
2 Cr2O3 + 4 Na2CO3 = 4 Na2CrO2 + 4 CO2 + O2
Br2 + HI + H2O = HIO3 + HBr =>
3 Br2 + HI + 3 H2O = HIO3 + 6 HBr
C51H9806 + O2 = CO2 + H2O =>
2 C51H9806 + 5005 O2 = 102 CO2 + 9806 H2O
C8H10O3 + O2 = CO2 + H2O =>
C8H10O3 + 9 O2 = 8 CO2 + 5 H2O
SnCl4 + O2 = Cl + SnO2 =>
SnCl4 + O2 = 4 Cl + SnO2
Ni(s) + Pb(NO3)2 = Pb(s) + Ni(NO3)2 =>
Ni(s) + Pb(NO3)2 = Pb(s) + Ni(NO3)2
He2 + N2 = HeN =>
He2 + N2 = 2 HeN
C2H5OH + O2 = H2O + C =>
C2H5OH + O2 = 3 H2O + 2 C
Ca(OH)2(aq) + Mg(HCO3)2(aq) = Mg(OH)2(s) + Ca(HCO3)2 =>
Ca(OH)2(aq) + Mg(HCO3)2(aq) = Mg(OH)2(s) + Ca(HCO3)2
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
CuO(s) + H2SO4(aq) = CuSO4(aq) + H2O(l)
Cu + H2(SO4) = Cu(SO4)2 + H2O + S(O2) =>
Cu + 4 H2(SO4) = Cu(SO4)2 + 4 H2O + 2 S(O2)
KF + SrBr2 = KBr + SrF2 =>
2 KF + SrBr2 = 2 KBr + SrF2
Z + P3 = ZP3 =>
Z + P3 = ZP3
AmO2 + HCl = AmCl3 + Cl2 + H2O =>
2 AmO2 + 8 HCl = 2 AmCl3 + Cl2 + 4 H2O
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4ClO4 + Al = AlCl3 + N2 + H2O + O2 =>
6 NH4ClO4 + 2 Al = 2 AlCl3 + 3 N2 + 12 H2O + 6 O2
Zn + C2H4O2 = C2Zn + H2O =>
Zn + C2H4O2 = C2Zn + 2 H2O
B + H2 = B2H6 =>
2 B + 3 H2 = B2H6
Co(s) + HCl(aq) = CoCl3(s) + H2(g) =>
2 Co(s) + 6 HCl(aq) = 2 CoCl3(s) + 3 H2(g)
CH2 + O2 = HCOOH =>
CH2 + O2 = HCOOH
Fe2 + SO3 = Fe2O3 + SO2 =>
Fe2 + 3 SO3 = Fe2O3 + 3 SO2
NH3 + H2O2 = H2N4 + H2O =>
4 NH3 + 5 H2O2 = H2N4 + 10 H2O
C12H25SO + O2 = CO2 + H2O + S =>
4 C12H25SO + 71 O2 = 48 CO2 + 50 H2O + 4 S
Na + PO3F = Na2[PO3F] =>
2 Na + PO3F = Na2[PO3F]
K2CO3 + Fe(PO4)2 = KPO4 + FeCO3 =>
K2CO3 + Fe(PO4)2 = 2 KPO4 + FeCO3
Hf + HF + H2O = H2[HfOF4] + H2 =>
Hf + 4 HF + H2O = H2[HfOF4] + 2 H2
CH3NH2 + C6H15N = C7H20N2 =>
CH3NH2 + C6H15N = C7H20N2
Na + C2O4 + CuSO4 = NaO + C2S + Cu =>
8 Na + C2O4 + CuSO4 = 8 NaO + C2S + Cu
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
Pb(NO3)2 + Na2SO4 = PbN2 + Na2SO10 =>
Pb(NO3)2 + Na2SO4 = PbN2 + Na2SO10
Mo + HNO3 + HF = MoO2F2 + NO2 + H2O =>
Mo + 6 HNO3 + 2 HF = MoO2F2 + 6 NO2 + 4 H2O
CoCl2 + HCl = CoCl4{2-} + H{+} =>
CoCl2 + 2 HCl = CoCl4{2-} + 2 H{+}
(NH4)2PtCl6 = Pt + NH3 + HCl + N2 =>
3(NH4)2PtCl6 = 3 Pt + 2 NH3 + 18 HCl + 2 N2
NaOHNH4Cl = H2O + NH3 + NaCl =>
NaOHNH4Cl = H2O + NH3 + NaCl
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
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