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8 Cu2S + S8 = 16 CuS
Cr2O7{2-}(aq) + Cl{-}(aq) + H{+}(aq) = Cr{3+}(aq) + Cl2(g) + H2O(l) =>
Cr2O7{2-}(aq) + 6 Cl{-}(aq) + 14 H{+}(aq) = 2 Cr{3+}(aq) + 3 Cl2(g) + 7 H2O(l)
CH3COOCl + CH3CH2COONa = CH3COONa + CH3CH2COOCl =>
CH3COOCl + CH3CH2COONa = CH3COONa + CH3CH2COOCl
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn =>
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn
K2Cr2O7 + Zn + KOH + H2O = K3[Cr(OH)6] + K2[Zn(OH)4] =>
K2Cr2O7 + 3 Zn + 10 KOH + 7 H2O = 2 K3[Cr(OH)6] + 3 K2[Zn(OH)4]
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
H2SO4 + GaN = Ga2(SO4)3 + H3N =>
3 H2SO4 + 2 GaN = Ga2(SO4)3 + 2 H3N
N2H4 + Zn + KOH + H2O = NH3 + K2Zn(OH)4 =>
N2H4 + Zn + 2 KOH + 2 H2O = 2 NH3 + K2Zn(OH)4
Ti + HF = TiF4 + H2 =>
Ti + 4 HF = TiF4 + 2 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MgBr2Cl2 = MgCl2Br2 =>
MgBr2Cl2 = MgCl2Br2
NH3 + PbO = H2O + N2 + Pb =>
2 NH3 + 3 PbO = 3 H2O + N2 + 3 Pb
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2SO3 = S + HSO4{-} + H{+} + H2O =>
3 H2SO3 = S + 2 HSO4{-} + 2 H{+} + H2O
Cl + NH4OH = NH4Cl + H2O + N2 =>
6 Cl + 8 NH4OH = 6 NH4Cl + 8 H2O + N2
Sb2O5 + e + H{+} = Sb2O3 + H2O =>
Sb2O5 + 4e + 4 H{+} = Sb2O3 + 2 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
C7H6O2 + KOH = C7O2 + H2O(l) + K =>
C7H6O2 + 6 KOH = C7O2 + 6 H2O(l) + 6 K
[Fe(CN)6]{4-} + MnO4{-} + H{+} = MnO2 + H2O + [Fe(CN)6]{3-} =>
3[Fe(CN)6]{4-} + MnO4{-} + 4 H{+} = MnO2 + 2 H2O + 3[Fe(CN)6]{3-}
CH3OH + PCl3 = CH3Cl + POCl + H2O =>
2 CH3OH + PCl3 = 2 CH3Cl + POCl + H2O
CH2OHCH2OH + CH3COOH = H2O + (CH3COO)2CH2CH2 =>
CH2OHCH2OH + 2 CH3COOH = 2 H2O + (CH3COO)2CH2CH2
NH3 + HNO2 = HN3 + H2O =>
5 NH3 + 4 HNO2 = 3 HN3 + 8 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
CH3OH + N2 = HCN + NH3 + O2 =>
2 CH3OH + 2 N2 = 2 HCN + 2 NH3 + O2
V2(s) + O2(g) = V2O5 =>
2 V2(s) + 5 O2(g) = 2 V2O5
SO2 + CaCO3 + O2 + H2O = CaSO4*H2O + CO2 =>
2 SO2 + 2 CaCO3 + O2 + 2 H2O = 2 CaSO4*H2O + 2 CO2
Cu + HSbO3 = Cu(SbO3)2 + H2O + SbO =>
3 Cu + 8 HSbO3 = 3 Cu(SbO3)2 + 4 H2O + 2 SbO
Mn(NO3)2 + (NH4)2S2O8 + H2O = MnO2 + (NH4)2SO4 + HNO3 =>
9 Mn(NO3)2 + (NH4)2S2O8 + 12 H2O = 9 MnO2 + 2(NH4)2SO4 + 16 HNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
HCl + H2S = ClS + H =>
HCl + H2S = ClS + 3 H
MnO2 + NaBr + H2SO4 = MnSO4 + Na2SO4 + Br2 + H2O =>
MnO2 + 2 NaBr + 2 H2SO4 = MnSO4 + Na2SO4 + Br2 + 2 H2O
KMnO4 + Ag + H2SO4 = AgSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Ag + 8 H2SO4 = 5 AgSO4 + 2 MnSO4 + K2SO4 + 8 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KOH + H2SO3 = KSO3 + OHH2 =>
KOH + H2SO3 = KSO3 + OHH2
KMnO4 + H2C204 + H2SO4 = CO2 + MnSO4 + K2S04 + H2O =>
818 KMnO4 + 18 H2C204 + 2454 H2SO4 = 3672 CO2 + 818 MnSO4 + 409 K2S04 + 2472 H2O
BaCl2 + O2 = BaO + Cl2O7 =>
BaCl2 + 4 O2 = BaO + Cl2O7
NaSiO3 + CaNO3 = NaNO3 + CaSiO3 =>
NaSiO3 + CaNO3 = NaNO3 + CaSiO3
Na2(OH)2 + H2SeO4 = Na2SeO4 + H2O =>
Na2(OH)2 + H2SeO4 = Na2SeO4 + 2 H2O
MgCl2 + Fe2(CO3)3 = MgCO3 + FeCl3 =>
3 MgCl2 + Fe2(CO3)3 = 3 MgCO3 + 2 FeCl3
KO4 + CO2 = K2C5O2 + O2 =>
2 KO4 + 5 CO2 = K2C5O2 + 8 O2
Fe2S3 + HCl = FeCl3 + H2S =>
Fe2S3 + 6 HCl = 2 FeCl3 + 3 H2S
KCl + BaCl2 = KBaCl3 =>
KCl + BaCl2 = KBaCl3
HNO3 + HCl = NO + H2O + Cl4 =>
4 HNO3 + 12 HCl = 4 NO + 8 H2O + 3 Cl4
Ca(O2)2 + H2SO4 = H2O2 + CaSO4 + O =>
Ca(O2)2 + H2SO4 = H2O2 + CaSO4 + 2 O
AlH2 + MgO = AlMgO + H2 =>
AlH2 + MgO = AlMgO + H2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Cl2 + Na2S2O3*5H2O = Na2SO4 + HCl + S + H2O =>
Cl2 + Na2S2O3*5H2O = Na2SO4 + 2 HCl + S + 4 H2O
V + O = OV5 =>
5 V + O = OV5
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