| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2S(aq) + ZnCl2(aq) = (NH4)2Cl2(s) + ZnS(s)
P4(s) + Oxygen = PO4(g) =>
P4(s) + 8 O2 = 4 PO4(g)
MgCl2 + Na2CO3 = MgCO3 + Na2Cl2 =>
MgCl2 + Na2CO3 = MgCO3 + Na2Cl2
Al(NO3)3 + KOH + H2O = KNO3 + K[Al(OH)4(H2O)2] =>
Al(NO3)3 + 4 KOH + 2 H2O = 3 KNO3 + K[Al(OH)4(H2O)2]
H2S + Pb(OH)4 = PbSO + H2O =>
H2S + Pb(OH)4 = PbSO + 3 H2O
HCl + Fe(OH)3 = FeCl3 + (H2O)3 =>
3 HCl + Fe(OH)3 = FeCl3 + (H2O)3
KBr + NaS2O3 = KS2O3 + NaBr =>
KBr + NaS2O3 = KS2O3 + NaBr
Fe(s) + CuCl2(aq) = FeCl3 + Cu =>
2 Fe(s) + 3 CuCl2(aq) = 2 FeCl3 + 3 Cu
AgNO3 + LiBr = AgBr(s) + LiNO3 =>
AgNO3 + LiBr = AgBr(s) + LiNO3
C6H4CH3SO3H(H2O) = C6H4CH3SO3H + H2O =>
C6H4CH3SO3H(H2O) = C6H4CH3SO3H + H2O
NH(CH2CH2OH)2 + NH3 = C2H8N2 + H2O =>
NH(CH2CH2OH)2 + 3 NH3 = 2 C2H8N2 + 2 H2O
RbOHHNO3 = RbNO3H2O =>
RbOHHNO3 = RbNO3H2O
(NH4)2SO4 + Ca(No3)2 = CaSO4 + NH4No3 =>
(NH4)2SO4 + Ca(No3)2 = CaSO4 + 2 NH4No3
K2CrO4 + H2O = KOH + Cr2O3 + O2 =>
4 K2CrO4 + 4 H2O = 8 KOH + 2 Cr2O3 + 3 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H12 + O2 = C4H8(COOH)2 + H2O =>
2 C6H12 + 5 O2 = 2 C4H8(COOH)2 + 2 H2O
HON(SO3Na)2 + H2O = (NH3OH)2SO4 + Na2SO4 + NaHSO4 =>
2 HON(SO3Na)2 + 4 H2O = (NH3OH)2SO4 + Na2SO4 + 2 NaHSO4
K4(Fe(CN)6) + KCr2O7 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + CO2 + NO2 + H2O =>
14 K4(Fe(CN)6) + 110 KCr2O7 + 434 H2SO4 = 83 K2SO4 + 7 Fe2(SO4)3 + 110 Cr2(SO4)3 + 84 CO2 + 84 NO2 + 434 H2O
MnSO4 + K2C2O4 = K2[Mn(C2O4)2] + K2SO4 =>
MnSO4 + 2 K2C2O4 = K2[Mn(C2O4)2] + K2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H5N3O9(l) = N2 + CO2 + H2O + O2 =>
4 C3H5N3O9(l) = 6 N2 + 12 CO2 + 10 H2O + O2
NaClO2 + H2SO4 = NaCl + Na2SO4 + ClO2 + H2O =>
5 NaClO2 + 2 H2SO4 = NaCl + 2 Na2SO4 + 4 ClO2 + 2 H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
CrBr3 + Na(OH) + Cl2 = NaHBrO4 + Na2CrO4 + NaCl + H2O =>
CrBr3 + 29 Na(OH) + 12 Cl2 = 3 NaHBrO4 + Na2CrO4 + 24 NaCl + 13 H2O
Na2S + Fe(No3)3 = Fe2S3 + Na(No3) =>
3 Na2S + 2 Fe(No3)3 = Fe2S3 + 6 Na(No3)
PbS + H2O2 = PbSO4 + H2O = PbS4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
C(s) + O2(s) = CO(g) =>
2 C(s) + O2(s) = 2 CO(g)
NaOH + SO4 = H2SO4 + NaO =>
2 NaOH + SO4 = H2SO4 + 2 NaO
MnCl2 + KOH + H2O2 = KCl + H2O + MnO2 =>
MnCl2 + 2 KOH + H2O2 = 2 KCl + 2 H2O + MnO2
P0 + HNO3 + H2O = H3PO4 + NO =>
3 P0 + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
H + NO3 + Ni(OH)2 = Ni(NO3)2 + H2O =>
2 H + 2 NO3 + Ni(OH)2 = Ni(NO3)2 + 2 H2O
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
Na + H2O = Na3OH + H2 =>
6 Na + 2 H2O = 2 Na3OH + H2
SnCl2 + SO2 + HCl = SnCl6 + SnS2 + H2O =>
7 SnCl2 + 4 SO2 + 16 HCl = 5 SnCl6 + 2 SnS2 + 8 H2O
(NH4)2S + NaNO3 = NH4(NO3) + Na2S =>
(NH4)2S + 2 NaNO3 = 2 NH4(NO3) + Na2S
C6H5Br + Mg = C6H5BrMg =>
C6H5Br + Mg = C6H5BrMg
FeCl + K2(C2O4)H2O = KFe(C2O4)H2O + KCl =>
FeCl + K2(C2O4)H2O = KFe(C2O4)H2O + KCl
Cl2 + F = ClF5 =>
Cl2 + 10 F = 2 ClF5
C5H4O(l) + O2(g) = H2O(g) + CO2(g) =>
2 C5H4O(l) + 11 O2(g) = 4 H2O(g) + 10 CO2(g)
Cu(OH)2 + H2TeO3 = Cu2(TeO3)2 + H2O =>
2 Cu(OH)2 + 2 H2TeO3 = Cu2(TeO3)2 + 4 H2O
Au + HClO3 = Au(ClO3)3 + H2O + Cl2O =>
8 Au + 30 HClO3 = 8 Au(ClO3)3 + 15 H2O + 3 Cl2O
Pb(NO3)2 + KBr = K(NO3) + PbBr2 =>
Pb(NO3)2 + 2 KBr = 2 K(NO3) + PbBr2
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
C5H9O2Na + HCl = C5H10O2 + NaCl =>
C5H9O2Na + HCl = C5H10O2 + NaCl
(CH3)2CO + NH3 + H = (CH3)2CNH2 + H2O =>
(CH3)2CO + NH3 + H = (CH3)2CNH2 + H2O
Fe2(SO4)3 + K4Fe(Cn)6 = Fe4(Fe(Cn)6)3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4Fe(Cn)6 = Fe4(Fe(Cn)6)3 + 6 K2SO4
KNO3 + C3H8 = CO2 + H2O + KNO2 =>
10 KNO3 + C3H8 = 3 CO2 + 4 H2O + 10 KNO2
Cu2O3 + HCl = CuCl2 + H2O + Cl2 =>
Cu2O3 + 6 HCl = 2 CuCl2 + 3 H2O + Cl2
HOOC{-}COOH + NaOH = NaOOC{-}COONa + H2O =>
HOOC{-}COOH + NaOH = NaOOC{-}COONa + H2O
Fe + S = FeS =>
Fe + S = FeS
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