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Zn + Cl2 = ZnCl2
Na + S = Na1S2 =>
Na + 2 S = Na1S2
C9H13N + H2SO4 = C18H28N2O4S =>
2 C9H13N + H2SO4 = C18H28N2O4S
HCN(g) + O2(g) = CO2(g) + NO2(g) + H2O(g) =>
4 HCN(g) + 9 O2(g) = 4 CO2(g) + 4 NO2(g) + 2 H2O(g)
NaOH + K2CO3 = K2OH + NaCO3 =>
NaOH + K2CO3 = K2OH + NaCO3
MnO4{-} + V{+2} + H{+} = Mn{+2} + VO2{+} + H2O =>
3 MnO4{-} + 5 V{+2} + 4 H{+} = 3 Mn{+2} + 5 VO2{+} + 2 H2O
Al + H2O = AlO2 + H =>
Al + 2 H2O = AlO2 + 4 H
(COOH)2 + MgCl2 = MgCOO + HCl2 =>
(COOH)2 + 2 MgCl2 = 2 MgCOO + 2 HCl2
CH3COOH + LiAlH4 + H2O = CH3CH2OH + LiOH + Al(OH)3 =>
2 CH3COOH + LiAlH4 + 2 H2O = 2 CH3CH2OH + LiOH + Al(OH)3
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
H4C10 + O2 = CO2 + H2O =>
H4C10 + 11 O2 = 10 CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CrO3 + Fe = Fe2O3 + Cr =>
CrO3 + 2 Fe = Fe2O3 + Cr
SrO2 + H2SO4 = SrSO4 + H2O2 =>
SrO2 + H2SO4 = SrSO4 + H2O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
{+2}KClO3 = {+2}KCl = {+3}O2 =>
{+2}KClO3 = {+2}KCl
Na2S2O3 + F2 = Na2S4O6 + NaF =>
2 Na2S2O3 + F2 = Na2S4O6 + 2 NaF
FeO + Al = Al2O3 + Fe =>
3 FeO + 2 Al = Al2O3 + 3 Fe
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Cd(OH)2 + NH3(H2O) = [Cd(NH3)6](OH)2 + H2O =>
Cd(OH)2 + 6 NH3(H2O) = [Cd(NH3)6](OH)2 + 6 H2O
SrSO3 + HC2H3O2 = Sr(C2H3O2)2 + H2O + SO2 =>
SrSO3 + 2 HC2H3O2 = Sr(C2H3O2)2 + H2O + SO2
Sr3N2 + Cs3PO4 = Sr3PO4 + Cs3N2 =>
Sr3N2 + Cs3PO4 = Sr3PO4 + Cs3N2
Ni(NH3)6{+2} + CN{-} = Ni(CN)4{2-} + NH3 =>
Ni(NH3)6{+2} + 4 CN{-} = Ni(CN)4{2-} + 6 NH3
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
Al + ZnO = Al2O3 + Zn =>
2 Al + 3 ZnO = Al2O3 + 3 Zn
H4C10 + O2 = CO2 + H2O =>
H4C10 + 11 O2 = 10 CO2 + 2 H2O
CuO + Na2(SO4) = Cu(SO4) + Na2O =>
CuO + Na2(SO4) = Cu(SO4) + Na2O
Fe + Hg = Fe2Hg =>
2 Fe + Hg = Fe2Hg
BaCl2 + K2O = K2Cl2 + BaO =>
BaCl2 + K2O = K2Cl2 + BaO
CH4(g) + H2O = CO + H2 =>
CH4(g) + H2O = CO + 3 H2
SO2 + MnO4{-} + H2O = Mn{+2} + SO4{-2} + H3O{+} =>
5 SO2 + 2 MnO4{-} + 6 H2O = 2 Mn{+2} + 5 SO4{-2} + 4 H3O{+}
NO + HBrO4 + HBr = Br2 + HNO3 =>
2 NO + HBrO4 + HBr = Br2 + 2 HNO3
Ni(OH)3 + N2H4 = Ni + N2 + H2O =>
4 Ni(OH)3 + 3 N2H4 = 4 Ni + 3 N2 + 12 H2O
Ca + HF = HFCa =>
Ca + HF = HFCa
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
KC4H5O6 + NaHCO3 = KNaC4H4O6 + H2CO3 =>
KC4H5O6 + NaHCO3 = KNaC4H4O6 + H2CO3
KOH + Cu(NO3)2 = Cu(OH)2 + KNO3 =>
2 KOH + Cu(NO3)2 = Cu(OH)2 + 2 KNO3
Octane + Oxygen = Carbondioxide + Water =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
B4O5(OH)4 + HCl + H2O = B(OH)3 + Cl =>
B4O5(OH)4 + 2 HCl + 3 H2O = 4 B(OH)3 + 2 Cl
Pb(SO4)2 + Ag = Pb + (SO4)2Ag =>
Pb(SO4)2 + Ag = Pb + (SO4)2Ag
FeS2 = Fe3S4S2 =>
3 FeS2 = Fe3S4S2
FeS + K2O2 = Fe2(SO4)3 + Fe2O3 + K2O =>
6 FeS + 27 K2O2 = 2 Fe2(SO4)3 + Fe2O3 + 27 K2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HNO3 + PO + H2O = H3PO4 + N2 =>
6 HNO3 + 10 PO + 12 H2O = 10 H3PO4 + 3 N2
Fe2 + H2SO4 = Fe2(SO4)3 + H2 =>
Fe2 + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaMnO4 = Na + Mn + O =>
NaMnO4 = Na + Mn + 4 O
CaMnO4 + H2SO4 = MnSO4 + Ca(MnO4)2 + CaSO4 + H2O =>
5 CaMnO4 + 4 H2SO4 = MnSO4 + 2 Ca(MnO4)2 + 3 CaSO4 + 4 H2O
NiSO4 + Ba(OH)2 = Ni(OH)2 + BaSO4 =>
NiSO4 + Ba(OH)2 = Ni(OH)2 + BaSO4
KMnO4 + NaOH + Na2SO3 = KOH + MnO4 + Na3SO3 =>
KMnO4 + NaOH + Na2SO3 = KOH + MnO4 + Na3SO3
SO2 + Na2SO3 = Na2SO4 + S =>
SO2 + 2 Na2SO3 = 2 Na2SO4 + S
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