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6 NaOH + 4 S = Na2S2O3 + 2 Na2S + 3 H2O
S + H2SO4 = SO2 + H20 =>
10 S + 10 H2SO4 = 20 SO2 + H20
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al(s) + CuCl2(aq) = Cu + AlCl =>
2 Al(s) + CuCl2(aq) = Cu + 2 AlCl
C12H25OH + H2SO4 + NaOH = C12H25OSO3Na + H2O =>
C12H25OH + H2SO4 + NaOH = C12H25OSO3Na + 2 H2O
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + N = AlN =>
Al + N = AlN
Mg(s) + H2SO4(aq) = H2 + MgSO4 =>
Mg(s) + H2SO4(aq) = H2 + MgSO4
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
HgO = Hg + O =>
HgO = Hg + O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ag(s) + HCl(aq) = H + AgCl =>
Ag(s) + HCl(aq) = H + AgCl
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
NiS + O2 = NiO + SO =>
NiS + O2 = NiO + SO
SO2 + H2S = S8 + H2O =>
8 SO2 + 16 H2S = 3 S8 + 16 H2O
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Br2(l) + NaCl(aq) = Na + BrCl =>
Br2(l) + 2 NaCl(aq) = 2 Na + 2 BrCl
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
P4 + KOH + H2O = PH3 + KH2PO2 =>
P4 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SCl2 + NH3 = S4N4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12 NH4Cl + 2 S
MnO4{-} + Mn{2+} + H2O = MnO2 + H{+} =>
2 MnO4{-} + 3 Mn{2+} + 2 H2O = 5 MnO2 + 4 H{+}
K(s) + H2O(l) = H + KO =>
K(s) + H2O(l) = 2 H + KO
SO3 + H2SO4 = H2S2O7 =>
SO3 + H2SO4 = H2S2O7
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaOH + NaBr = BrOH + Na =>
NaOH + NaBr = BrOH + 2 Na
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
FeS + O2 = Fe3O4 + SO2 =>
3 FeS + 5 O2 = Fe3O4 + 3 SO2
AgNO3(aq) + H2SO4(aq) = AgSO4 + NO3H2 =>
AgNO3(aq) + H2SO4(aq) = AgSO4 + NO3H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaBr + Na2S = Na + BrS =>
NaBr + Na2S = 3 Na + BrS
FeSO4 + KClO3 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
3 FeSO4 + 2 KClO3 + 12 KOH = 3 K2FeO4 + 2 KCl + 3 K2SO4 + 6 H2O
P4O6 + NaOH = Na3PO3 + H2O =>
P4O6 + 12 NaOH = 4 Na3PO3 + 6 H2O
NaBr + Na2SO4 = Na + BrSO4 =>
NaBr + Na2SO4 = 3 Na + BrSO4
C4H9OH + HCl = C4H9Cl + H2O =>
C4H9OH + HCl = C4H9Cl + H2O
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O =>
K2CO3 + H2SO4 = K2SO4 + CO2 + H2O
NaBr + KClO3 = NaClO3 + BrK =>
NaBr + KClO3 = NaClO3 + BrK
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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