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4 Al + 3 O2 = 2 Al2O3
H1Br1 + Na1OH1 = H1OH1 + Na1Br1 =>
H1Br1 + Na1OH1 = H1OH1 + Na1Br1
Fe2 + S2 = SFe =>
Fe2 + S2 = 2 SFe
C + S8 = CS2 =>
4 C + S8 = 4 CS2
NH4NO3 + HOH = NH4(OH) + HNO3 =>
NH4NO3 + HOH = NH4(OH) + HNO3
MgCO3 + Na2SO4 = Na2CO3 + MgSO4 =>
MgCO3 + Na2SO4 = Na2CO3 + MgSO4
K2Cr2O7 + HI + HClO4 = Cr2(ClO4)3 + I2 + KClO4 + H2O =>
2 K2Cr2O7 + 18 HI + 10 HClO4 = 2 Cr2(ClO4)3 + 9 I2 + 4 KClO4 + 14 H2O
BrO2H4 + NaOH = BrO + Na + H2O =>
BrO2H4 + 2 NaOH = BrO + 2 Na + 3 H2O
C5H10O + Cl2 = C5H9OCl + HCl =>
C5H10O + Cl2 = C5H9OCl + HCl
NH3 + NH4Br = NH3Br + NH4 =>
NH3 + NH4Br = NH3Br + NH4
Fe{+} + Al = Fe + Al3{+} =>
Fe{+} + 3 Al = Fe + Al3{+}
CuO + Na2B4O7 = Cu(BO2)2 + NaBO2 =>
CuO + Na2B4O7 = Cu(BO2)2 + 2 NaBO2
V2O5 + V2O3 = VO2 =>
V2O5 + V2O3 = 4 VO2
FeSO4 + KCrO7 + H2SO4 = Fe(SO4)3 + Cr2(SO4)3 + KSO4 + H2O =>
9 FeSO4 + 4 KCrO7 + 28 H2SO4 = 9 Fe(SO4)3 + 2 Cr2(SO4)3 + 4 KSO4 + 28 H2O
H3AsO4 + Cr(OH)2 = CrHAsO4 + H2O =>
H3AsO4 + Cr(OH)2 = CrHAsO4 + 2 H2O
NH3 + Cu2 = CuN2 + H2 =>
4 NH3 + Cu2 = 2 CuN2 + 6 H2
SnCl2 + HgCl2 = SnCl4 + Hg2Cl2 =>
SnCl2 + 2 HgCl2 = SnCl4 + Hg2Cl2
KMnO4 + HCl + FeSO4 = KCl + MnSO4 + H2O + FeCl3 + Cl2 =>
KMnO4 + 8 HCl + FeSO4 = KCl + MnSO4 + 4 H2O + FeCl3 + 2 Cl2
SnCl2 + Zn = Sn2 + ZnCl2 =>
2 SnCl2 + 2 Zn = Sn2 + 2 ZnCl2
Ti + H2 = TiH4 =>
Ti + 2 H2 = TiH4
N2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + NO + H2O =>
5 N2 + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 10 NO + 6 H2O
C4N2H4 + O2 = CO2 + H2O + HNO3 =>
2 C4N2H4 + 15 O2 = 8 CO2 + 2 H2O + 4 HNO3
H2 + Ti = TiH19 =>
19 H2 + 2 Ti = 2 TiH19
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HNO3 + I3 = HIO3 + NO + H2O =>
5 HNO3 + I3 = 3 HIO3 + 5 NO + H2O
Al + C2 = Al2C6 =>
2 Al + 3 C2 = Al2C6
O2 + HClO4 = H2O + ClO4 =>
O2 + 4 HClO4 = 2 H2O + 4 ClO4
Be + N2 = Be2N3 =>
4 Be + 3 N2 = 2 Be2N3
CaB4O7 = Ca + B4O7 =>
CaB4O7 = Ca + B4O7
Si2 + HF = SiF4 + H2 =>
Si2 + 8 HF = 2 SiF4 + 4 H2
V2O5 + V2O3 = VO2 =>
V2O5 + V2O3 = 4 VO2
Mn3O4(s) + H2(s) = MnO(s) + H2O(s) =>
Mn3O4(s) + H2(s) = 3 MnO(s) + H2O(s)
ZnFe(OH)2 = Zn(OH)2Fe =>
ZnFe(OH)2 = Zn(OH)2Fe
CH3CH2OH + Cr2O72{-} + H{+} = CH3COOH + Cr3{+} + H2O =>
427 CH3CH2OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3COOH + 8 Cr3{+} + 437 H2O
AgNO2 + HF = AgH + NO2F =>
AgNO2 + HF = AgH + NO2F
C7H7NH2 + O2 = CO2 + N2 + H2O =>
4 C7H7NH2 + 37 O2 = 28 CO2 + 2 N2 + 18 H2O
CaSO4 + NaH = Ca + NaHSO4 =>
CaSO4 + NaH = Ca + NaHSO4
CH3Br + NH3 = CH3NH2 + NH4Br =>
CH3Br + 2 NH3 = CH3NH2 + NH4Br
La(NO3)3(H2O)6 + Sr(NO3)2 + Mn(CH3COO)2(H2O)4 + C12H22O11 = La08Sr02MnO3 + H2O + CO2 + N2 =>
96 La(NO3)3(H2O)6 + 24 Sr(NO3)2 + 12 Mn(CH3COO)2(H2O)4 + 37 C12H22O11 = 12 La08Sr02MnO3 + 1067 H2O + 492 CO2 + 168 N2
CO(NH2)2(s) + HNO2 = N2(g) + CO2(g) + H2O(l) =>
CO(NH2)2(s) + 2 HNO2 = 2 N2(g) + CO2(g) + 3 H2O(l)
MgO + HNO3 = (Mg(NO3)2) + H2O =>
MgO + 2 HNO3 = (Mg(NO3)2) + H2O
Cu2O + HCl = CuCl2 + H2O + Cu =>
Cu2O + 2 HCl = CuCl2 + H2O + Cu
CH3CH2OH + HCl = CH3CH2O + H2Cl =>
CH3CH2OH + HCl = CH3CH2O + H2Cl
Fe + Na2Co3 = FeCo3 + Na =>
Fe + Na2Co3 = FeCo3 + 2 Na
Br2O + HNO3 = BrNO3 + H2O =>
Br2O + 2 HNO3 = 2 BrNO3 + H2O
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4(s) + KNO3 =>
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4(s) + 2 KNO3
NHCH7C2H5 + O2 = CO2 + H2O + N2 =>
4 NHCH7C2H5 + 25 O2 = 12 CO2 + 26 H2O + 2 N2
[Ni(NH3)6]Cl2 + Na2CO3 = NaCl + NiCO3 + NH3 =>
[Ni(NH3)6]Cl2 + Na2CO3 = 2 NaCl + NiCO3 + 6 NH3
SnCl2 + HgCl2 = SnCl4 + Hg2Cl2 =>
SnCl2 + 2 HgCl2 = SnCl4 + Hg2Cl2
Al + (CO3)3 = Al2O3 + CO2 =>
2 Al + (CO3)3 = Al2O3 + 3 CO2
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