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2 Na2S2O3 + 2 Cl2 = 4 NaCl + 3 SO2 + S
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Zn + H2SO4(aq) = ZnSO4 + H2 =>
Zn + H2SO4(aq) = ZnSO4 + H2
HCOOH + Al2O3 = Al(HCOO)3 + H2O =>
6 HCOOH + Al2O3 = 2 Al(HCOO)3 + 3 H2O
Ag(NO3) + K2CrO4 = Ag2CrO4 + KNO3 =>
2 Ag(NO3) + K2CrO4 = Ag2CrO4 + 2 KNO3
C6H6 + Cl2 = C6H5Cl + HCl =>
C6H6 + Cl2 = C6H5Cl + HCl
KO2 + H2O + CO2 = KHCO3 + O2 =>
4 KO2 + 2 H2O + 4 CO2 = 4 KHCO3 + 3 O2
HSbCl6 + H2S = H3SbCl6 + S =>
HSbCl6 + H2S = H3SbCl6 + S
[Ag(NH3)2]NO3 + NaCl = [Ag(NH3)2]ClNaNO3 =>
[Ag(NH3)2]NO3 + NaCl = [Ag(NH3)2]ClNaNO3
NH4OH(s) + LiS(s) = Li(OH)2(s) + (NH4)2S(s) =>
2 NH4OH(s) + LiS(s) = Li(OH)2(s) + (NH4)2S(s)
C3H6 + Cl2 = C3H7Cl + C4H7Cl =>
7 C3H6 + 3 Cl2 = 3 C3H7Cl + 3 C4H7Cl
C2H5OH + NH4{+} + O2 + HCO3{-} = C5H7O2N + H2O =>
2 C2H5OH + NH4{+} + O2 + HCO3{-} = C5H7O2N + 5 H2O
HCl(aq) + O2 = H2O(l) + Cl(g) =>
4 HCl(aq) + O2 = 2 H2O(l) + 4 Cl(g)
FeSO4 + NaOH + O2 = Fe3O4 + Na2SO4 + H2O =>
6 FeSO4 + 12 NaOH + O2 = 2 Fe3O4 + 6 Na2SO4 + 6 H2O
Al + KNO3 + NaOH + H2O = Na3[Al(OH)6] + KOH + NH3 =>
8 Al + 3 KNO3 + 24 NaOH + 18 H2O = 8 Na3[Al(OH)6] + 3 KOH + 3 NH3
KI + Cl = KCl + I =>
KI + Cl = KCl + I
C3H8O + CuO = C3H6O + Cu + H2O =>
C3H8O + CuO = C3H6O + Cu + H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
FeSO4 + Na2CO3 = Na2Fe + CO3SO4 =>
FeSO4 + Na2CO3 = Na2Fe + CO3SO4
I + Br2 = IBr2 =>
I + Br2 = IBr2
C2H4O2 = C3H6O + CO2 + H2O =>
2 C2H4O2 = C3H6O + CO2 + H2O
NH3 + HCI = NH4CI =>
NH3 + HCI = NH4CI
C3H5(OH)3 + HCl = C3H5Cl3 + H2O =>
C3H5(OH)3 + 3 HCl = C3H5Cl3 + 3 H2O
KNO3 + C6H12O6 = CO2 + H2O + K2O + N2 =>
24 KNO3 + 5 C6H12O6 = 30 CO2 + 30 H2O + 12 K2O + 12 N2
Cu + HCl + H2O = Cu2OH3Cl =>
2 Cu + HCl + H2O = Cu2OH3Cl
Cl + F2 = ClF =>
2 Cl + F2 = 2 ClF
MgCl2 + HNO3 = Mg(NO3)2 + HCl =>
MgCl2 + 2 HNO3 = Mg(NO3)2 + 2 HCl
C + HCl = CCl4 + H2 =>
C + 4 HCl = CCl4 + 2 H2
Ca(HCO3)2 = CaO + CO2 + H2O =>
Ca(HCO3)2 = CaO + 2 CO2 + H2O
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
KI + O3 = K2O + I2 =>
6 KI + O3 = 3 K2O + 3 I2
WO3 + C = W + CO2 =>
2 WO3 + 3 C = 2 W + 3 CO2
Ba(s) + O2(g) + C(s) = BaCO3(s) =>
2 Ba(s) + 3 O2(g) + 2 C(s) = 2 BaCO3(s)
ZnSO4 + K4Fe(CN)6 = Zn2Fe(CN)6 + K2SO4 =>
2 ZnSO4 + K4Fe(CN)6 = Zn2Fe(CN)6 + 2 K2SO4
SnSO4 + KI = SnI2 + K2SO4 =>
SnSO4 + 2 KI = SnI2 + K2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
S8 + SO2 = SO =>
S8 + 8 SO2 = 16 SO
NaOCl + Al = AlO + NaCl =>
NaOCl + Al = AlO + NaCl
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
SnCl2 + Fe2(SO4)3 = Sn(SO4) + FeCl3 =>
3 SnCl2 + Fe2(SO4)3 = 3 Sn(SO4) + 2 FeCl3
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + MnSO4 + K2SO4 + H2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 5 H2Cr2O7 + 6 MnSO4 + 3 K2SO4 + 6 H2SO4
Mg3(PO4)2 + Pb(NO3)2 = Mg(NO3)2 + Pb3(PO4)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = 3 Mg(NO3)2 + Pb3(PO4)2
butane + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HNO3 + HS = NO + S + H2O =>
HNO3 + 3 HS = NO + 3 S + 2 H2O
(NH4)2 + SO4 + NaOH = Na2SO4 + NH4OH =>
(NH4)2 + SO4 + 2 NaOH = Na2SO4 + 2 NH4OH
Cu + Ag(NO3)2 = Cu2NO3 + Ag =>
4 Cu + Ag(NO3)2 = 2 Cu2NO3 + Ag
PbSO4 + NaOH = Na2SO4 + Pb(OH)2 =>
PbSO4 + 2 NaOH = Na2SO4 + Pb(OH)2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
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