| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8O + 5 H2O = 3 CO2 + 9 H2
FeSO4 + KMnO4 + HCl = FeCl3 + MnSO4 + H2O + H2SO4 + KCl =>
5 FeSO4 + KMnO4 + 16 HCl = 5 FeCl3 + MnSO4 + 4 H2O + 4 H2SO4 + KCl
PF3 + NaOH = H2O + Na3PO3 + NaF =>
PF3 + 6 NaOH = 3 H2O + Na3PO3 + 3 NaF
NaClO + CH3COOH = NaClOCH3COOH =>
NaClO + CH3COOH = NaClOCH3COOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaMnO4 + Na2S + H2O = MnO2 + Na2SO4 + NaOH =>
8 NaMnO4 + 3 Na2S + 4 H2O = 8 MnO2 + 3 Na2SO4 + 8 NaOH
NH4 + SO4 = H2SO4 + NH3 =>
2 NH4 + SO4 = H2SO4 + 2 NH3
Na + Ag2S = NaS + Ag =>
Na + Ag2S = NaS + 2 Ag
Na + O2 = Na2O21 =>
4 Na + 21 O2 = 2 Na2O21
C5H11Cl + NaI = C5H11I + Cl + Na =>
C5H11Cl + NaI = C5H11I + Cl + Na
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
C17H16O5 + H2 = C17H34 + H2O =>
C17H16O5 + 14 H2 = C17H34 + 5 H2O
C2H5OH + FeCl3 = (C2H5O)3Fe + HCl =>
3 C2H5OH + FeCl3 = (C2H5O)3Fe + 3 HCl
Cu{2+} + HS + H2O = Cu2S + SO4{2-} + H{+} =>
14 Cu{2+} + 10 HS + 12 H2O = 7 Cu2S + 3 SO4{2-} + 34 H{+}
C5H8O4 = C5H4O2 + H2O =>
C5H8O4 = C5H4O2 + 2 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Fe(OH)3 + HSO1 = Fe(SO1)3 + H2O =>
Fe(OH)3 + 3 HSO1 = Fe(SO1)3 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
HC2H3O2 + O2 = H2O + CO2 =>
HC2H3O2 + 2 O2 = 2 H2O + 2 CO2
C2H2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
NH4 + SO4 = H2SO4 + NH3 =>
2 NH4 + SO4 = H2SO4 + 2 NH3
Zn(OH)2 + (OH){-} = Zn(OH)4{-2} =>
Zn(OH)2 + 2(OH){-} = Zn(OH)4{-2}
CC3H8 + O2 = CO2 + H2O =>
CC3H8 + 6 O2 = 4 CO2 + 4 H2O
Ca(NO3)2(aq) + KCl(aq) = CaCl2(s) + KNO3(aq) =>
Ca(NO3)2(aq) + 2 KCl(aq) = CaCl2(s) + 2 KNO3(aq)
CUSO4 + HCl + Zn = ZnSO4 + CUCl + H =>
CUSO4 + HCl + Zn = ZnSO4 + CUCl + H
NaNO3 + NH3 = NO3 + NaNH3 =>
NaNO3 + NH3 = NO3 + NaNH3
Mg(OH)2 + H3PO4 = Mg3(PO4)2 + H2O =>
3 Mg(OH)2 + 2 H3PO4 = Mg3(PO4)2 + 6 H2O
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
CsClO3 = CsCl + O2 =>
2 CsClO3 = 2 CsCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)2Fe(SO4)2*6H2O + (COOH)2*2H2O = H2SO4 + (NH4)2SO4 + H2O + Fe(COO)2*2H2O =>
(NH4)2Fe(SO4)2*6H2O + (COOH)2*2H2O = H2SO4 + (NH4)2SO4 + 6 H2O + Fe(COO)2*2H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Cl2O = Cl + O2 =>
2 Cl2O = 4 Cl + O2
BaCl2 + CaCl = BaCl + CaCl2 =>
BaCl2 + CaCl = BaCl + CaCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CH3{-}CH3 = CH3{-}CH2{-}Cl = C2H5{-}OH{-}CH2 = CH2{-}CH3{-}CH3 =>
CH3{-}CH3 = CH3{-}CH2{-}Cl
NH4 + SO4 = H2SO4 + NH3 =>
2 NH4 + SO4 = H2SO4 + 2 NH3
(CH3COO)2Fe + K2S = FeS + CH3COOK =>
(CH3COO)2Fe + K2S = FeS + 2 CH3COOK
CH3CH2H4CH3 + O2 = CO2 + H2O =>
CH3CH2H4CH3 + 6 O2 = 3 CO2 + 6 H2O
H2(SO4) + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2(SO4) + Pb(OH)4 = Pb(SO4)2 + 4 H2O
H3AsO4 + K2Cr2O7 + KSCN = CrAsO4 + K3AsO4 + SO3 + CO2 + N2 + H2O =>
94 H3AsO4 + 33 K2Cr2O7 + 18 KSCN = 66 CrAsO4 + 28 K3AsO4 + 18 SO3 + 18 CO2 + 9 N2 + 141 H2O
NH4 + SO4 = H2SO4 + NH3 =>
2 NH4 + SO4 = H2SO4 + 2 NH3
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Cr2O3 + KClO3 + KOH = K2CrO4 + Cl2 + H2O =>
5 Cr2O3 + 6 KClO3 + 14 KOH = 10 K2CrO4 + 3 Cl2 + 7 H2O
Na3Po4 + BaCl2 = NaCl + Ba3(Po4)2 =>
2 Na3Po4 + 3 BaCl2 = 6 NaCl + Ba3(Po4)2
NH4Br(aq) + AgNO3(aq) = AgBr + NH4NO3 =>
NH4Br(aq) + AgNO3(aq) = AgBr + NH4NO3
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
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