| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CONH2 + H2O = CH3NH2 + CO2 + H2
HI + Cu(OH)2 = CuI2 + H2O =>
2 HI + Cu(OH)2 = CuI2 + 2 H2O
Sb2S3 + HNO3 = Sb(NO3)3 + H2S =>
Sb2S3 + 6 HNO3 = 2 Sb(NO3)3 + 3 H2S
SrCO3 + Na3AsO4 = Sr3(AsO4)2 + Na2CO3 =>
3 SrCO3 + 2 Na3AsO4 = Sr3(AsO4)2 + 3 Na2CO3
COOEtHCl = COClEtOH =>
COOEtHCl = COClEtOH
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2(aq) + H2O(l) =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2(aq) + 2 H2O(l)
ZrSiO4 = ZrO2 + SiO2 =>
ZrSiO4 = ZrO2 + SiO2
H2SO4(aq) + Ba(OH)2 = BaSO4(aq) + H2O(l) =>
H2SO4(aq) + Ba(OH)2 = BaSO4(aq) + 2 H2O(l)
A8 = A3 =>
3 A8 = 8 A3
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
NaBrO4 + Na2S + H2O = S + NaBr + NaOH =>
NaBrO4 + 4 Na2S + 4 H2O = 4 S + NaBr + 8 NaOH
NH4Cl + Cu(OH)2 = NH3 + CuCl2 + H2O =>
2 NH4Cl + Cu(OH)2 = 2 NH3 + CuCl2 + 2 H2O
HCOOH + Ag = Ag(HCOO) + H2 =>
2 HCOOH + 2 Ag = 2 Ag(HCOO) + H2
C8H9NO2 + O2 = CO2 + H2O + N2 =>
4 C8H9NO2 + 37 O2 = 32 CO2 + 18 H2O + 2 N2
C246H63O8N + H2O = CH4 + CO2 + NH3 =>
2 C246H63O8N + 454 H2O = 257 CH4 + 235 CO2 + 2 NH3
CuI2 + H2O = CuO + HI =>
CuI2 + H2O = CuO + 2 HI
K2S + PbSO4 = PbS + K2SO4 =>
K2S + PbSO4 = PbS + K2SO4
C4O4H6 + C3H8O2 = C8H14O4 + H2O =>
7 C4O4H6 + 20 C3H8O2 = 11 C8H14O4 + 24 H2O
BaHPO4H3PO4 = Ba(H2PO4)2 =>
BaHPO4H3PO4 = Ba(H2PO4)2
SnCl4 + NaOH = NaCl + Sn(OH)4 =>
SnCl4 + 4 NaOH = 4 NaCl + Sn(OH)4
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
HCOOH + Ag = Ag(HCOO) + H2 =>
2 HCOOH + 2 Ag = 2 Ag(HCOO) + H2
NaCl(aq) + H2SO4(aq) = HCl(g) + Na2SO4(aq) =>
2 NaCl(aq) + H2SO4(aq) = 2 HCl(g) + Na2SO4(aq)
C6H6 + CH3COOH = C8H8O2 + H2 =>
C6H6 + CH3COOH = C8H8O2 + H2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Ca3(PO4)2 + Cu2CO3 = CaCO3 + Cu3PO4 =>
Ca3(PO4)2 + 3 Cu2CO3 = 3 CaCO3 + 2 Cu3PO4
CaCl2 + Ca3(Po4)2 = Ca(Po4) + ClCa =>
CaCl2 + Ca3(Po4)2 = 2 Ca(Po4) + 2 ClCa
ZnSO4 + Al2O3 = ZnO + Al2(SO4)3 =>
3 ZnSO4 + Al2O3 = 3 ZnO + Al2(SO4)3
Na2B4O7 + HCl = NaCl + H2B4O7 =>
Na2B4O7 + 2 HCl = 2 NaCl + H2B4O7
Cd(s) + HCl(aq) = CdCl2(s) + H2(g) =>
Cd(s) + 2 HCl(aq) = CdCl2(s) + H2(g)
NaHS + Cu(NO3)2 + H2O = Cu(OH)2 + NaNO3 + H2S =>
2 NaHS + Cu(NO3)2 + 2 H2O = Cu(OH)2 + 2 NaNO3 + 2 H2S
C3H8O3 = CH4 + CO2 + H2O =>
4 C3H8O3 = 7 CH4 + 5 CO2 + 2 H2O
Fe + Ba(NO3)2 = BaO + N2 + Fe2O3 =>
10 Fe + 3 Ba(NO3)2 = 3 BaO + 3 N2 + 5 Fe2O3
Ag(NO3) + NaCN = AgCN + Na(NO3) =>
Ag(NO3) + NaCN = AgCN + Na(NO3)
C7H6O3 + HCO3 = C7H5O3 + H2O =>
34 C7H6O3 + 7 HCO3 = 35 C7H5O3 + 18 H2O
MgCl2 = Mg0 + Cl2 =>
MgCl2 = Mg0 + Cl2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
PbO2 + H2SO4 + KI = PbSO4 + K2SO4 + H2O + I2 =>
PbO2 + 2 H2SO4 + 2 KI = PbSO4 + K2SO4 + 2 H2O + I2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Co + HBr = CoBr + H2 =>
2 Co + 2 HBr = 2 CoBr + H2
Na2SiO3 + HF = NaF + H2O + SiF4 =>
Na2SiO3 + 6 HF = 2 NaF + 3 H2O + SiF4
KII + HNO3 = KNO3 + NO + I + H2O =>
3 KII + 4 HNO3 = 3 KNO3 + NO + 6 I + 2 H2O
Fe(iii) + Cl2 = FeCl3 =>
2 Fe(iii) + 3 Cl2 = 2 FeCl3
Na2{+}SO4{2-} + K{+}Cl{-} = Na{+}Cl{-} + K2{+}SO4{2-} =>
Na2{+}SO4{2-} + 2 K{+}Cl{-} = 2 Na{+}Cl{-} + K2{+}SO4{2-}
Fe3 + O20 = Fe2O3 =>
40 Fe3 + 9 O20 = 60 Fe2O3
P4 + Cr2O7{2-} + H{+} = H3PO4 + Cr{3+} + H2O =>
3 P4 + 10 Cr2O7{2-} + 80 H{+} = 12 H3PO4 + 20 Cr{3+} + 22 H2O
nitrogendioxide = oxygen + nitrogen =>
2 NO2 = 2 O2 + N2
Mg + Ni(C2H3O2)3 = Mg(C2H3O2)2 + Ni =>
3 Mg + 2 Ni(C2H3O2)3 = 3 Mg(C2H3O2)2 + 2 Ni
NH4NO3 + H2O = NH4{2+} + OH{-} + NO3 =>
4 NH4NO3 + 7 H2O = 5 NH4{2+} + 10 OH{-} + 3 NO3
NO + CH4 = CO2 + N2H4 =>
2 NO + CH4 = CO2 + N2H4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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