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HgS + O2 = SO2 + Hg
C5H14 + O2 = H2O + CO =>
C5H14 + 6 O2 = 7 H2O + 5 CO
Fe + CuSO4H2O = Cu + FeSO4 + H2O =>
Fe + CuSO4H2O = Cu + FeSO4 + H2O
U(SO4)2 + KMnO4 + H2O = H2SO4 + K2SO4 + MnSO4 + UO2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + K2SO4 + 2 MnSO4 + 5 UO2SO4
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
BaCI + NaF = BaF + NaCI =>
BaCI + NaF = BaF + NaCI
FeO + HNO3 = FeNO33 + NO + H2O =>
3 FeO + 62 HNO3 = 3 FeNO33 + 59 NO + 31 H2O
HBr(aq) + H2O(l) = H3O + Br =>
HBr(aq) + H2O(l) = H3O + Br
Cr(OH)3 + Na2CO3 + KNO3 = NaCrO4 + KNO2 + CO2 + H2O =>
2 Cr(OH)3 + Na2CO3 + 4 KNO3 = 2 NaCrO4 + 4 KNO2 + CO2 + 3 H2O
K2Cr2O4 + H2SO4 + KI = Cr2(OH4)3 + K2SO4 + H2O + I2 =>
K2Cr2O4 + 7 H2SO4 + 12 KI = Cr2(OH4)3 + 7 K2SO4 + H2O + 6 I2
K + MgSO4 = K2SO4 + Mg =>
2 K + MgSO4 = K2SO4 + Mg
Zn(OH)2 + K2O + H2O = K2[Zn(OH)4] =>
Zn(OH)2 + K2O + H2O = K2[Zn(OH)4]
ZnO + Cu = Zn + CuO =>
ZnO + Cu = Zn + CuO
CaO + S = CaS + O =>
CaO + S = CaS + O
C4H9Br + AgNO3 + EtOH = C4H9OEt + AgBr + HNO3 =>
C4H9Br + AgNO3 + EtOH = C4H9OEt + AgBr + HNO3
Mg4 + O{-}2 = Mg4O{-}2 =>
Mg4 + O{-}2 = Mg4O{-}2
Na2S + Br2 = NaBr + S =>
Na2S + Br2 = 2 NaBr + S
HI(aq) + NaOH(aq) = NaI + H2O =>
HI(aq) + NaOH(aq) = NaI + H2O
C6H12O6 + MgSO4 = C6H6O3 + MgSO4*7H2O =>
7 C6H12O6 + 3 MgSO4 = 7 C6H6O3 + 3 MgSO4*7H2O
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
HNO3 + HF = NO + F + H2O =>
HNO3 + 3 HF = NO + 3 F + 2 H2O
Al2(SO4)3 + KCl = AlCl3 + K2(SO4) =>
Al2(SO4)3 + 6 KCl = 2 AlCl3 + 3 K2(SO4)
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq) =>
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq)
[Ti(H2O)2Cl4] + H2O = TiO(OH)2 + HCl =>
[Ti(H2O)2Cl4] + H2O = TiO(OH)2 + 4 HCl
Bi(NO3)3 + HOH = Bi(OH)3 + HNO3 =>
Bi(NO3)3 + 3 HOH = Bi(OH)3 + 3 HNO3
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
HCl(g) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(q) =>
HCl(g) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(q)
nitrogen + oxygen = dinitrogentetroxide =>
N2 + 2 O2 = N2O4
FeS + HClO4 = Fe(ClO4)3 + H2SO4 + HCl + H2O =>
8 FeS + 33 HClO4 = 8 Fe(ClO4)3 + 8 H2SO4 + 9 HCl + 4 H2O
CH3CCl2CH2CH3 + NaOH = NaOCl + CH3CH2CH2CH3 =>
CH3CCl2CH2CH3 + 2 NaOH = 2 NaOCl + CH3CH2CH2CH3
Mg(s) + Al{3+} = Mg{+} + Al(s) =>
3 Mg(s) + Al{3+} = 3 Mg{+} + Al(s)
Na2SO3 + H2SO4 + KIO3 = I2 + K2SO4 + Na2SO4 + H2O =>
5 Na2SO3 + H2SO4 + 2 KIO3 = I2 + K2SO4 + 5 Na2SO4 + H2O
CCl4 = C + Cl4 =>
CCl4 = C + Cl4
CaSO3 + H2O + O2 = CaSO4*2H2O =>
2 CaSO3 + 4 H2O + O2 = 2 CaSO4*2H2O
Fe + Al = Fe3Al =>
3 Fe + Al = Fe3Al
CH2CH2 + KMnO4 + H2O = MnO2 + CH2(OH)CH2(OH) + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH2(OH)CH2(OH) + 2 KOH
FeCl3 + H2(C2O4)H2O + KOH = K2[Fe(C2O4)] + Cl + H2O =>
FeCl3 + H2(C2O4)H2O + 2 KOH = K2[Fe(C2O4)] + 3 Cl + 3 H2O
KMnO4 + Mg = MnO2 + KO + MgO =>
KMnO4 + Mg = MnO2 + KO + MgO
MoO3 + KI + HCl = MoO2I + KCl + I2 + H2O =>
2 MoO3 + 4 KI + 4 HCl = 2 MoO2I + 4 KCl + I2 + 2 H2O
AlCl3 + Co = CoCl3 + Al =>
AlCl3 + Co = CoCl3 + Al
CH4 + ClN = ClC + N + H =>
CH4 + ClN = ClC + N + 4 H
Ba(ClO3)2 + Na3PO4 = Na(ClO3) + Ba3(PO4)2 =>
3 Ba(ClO3)2 + 2 Na3PO4 = 6 Na(ClO3) + Ba3(PO4)2
CaCO3 + NaI = NaCO3 + CaI =>
CaCO3 + NaI = NaCO3 + CaI
Mg + Na2CO3 = Mg(CO3)2 + Na =>
Mg + 2 Na2CO3 = Mg(CO3)2 + 4 Na
Pb(C2H3O2) + (NH4)2CO3 = Pb(CO3)2 + (C2H3O2)2 + NH4 =>
2 Pb(C2H3O2) + 4(NH4)2CO3 = 2 Pb(CO3)2 + (C2H3O2)2 + 8 NH4
MnCl2 + HCl = MnCl4 + H2 =>
MnCl2 + 2 HCl = MnCl4 + H2
NiCl2 + Na(OH) = Ni(OH)2 + NaCl =>
NiCl2 + 2 Na(OH) = Ni(OH)2 + 2 NaCl
Na2S + Br2 = NaBr + S =>
Na2S + Br2 = 2 NaBr + S
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