| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Ba(HS)2 + HNO3 = Ba(NO3)2 + NO2 + H2SO4 + H2O =>
Ba(HS)2 + 18 HNO3 = Ba(NO3)2 + 16 NO2 + 2 H2SO4 + 8 H2O
NaCl(aq) + BaCl2 = NaCl2 + BaCl =>
NaCl(aq) + BaCl2 = NaCl2 + BaCl
H2S + Na(NO3) = H(NO3) + Na2S =>
H2S + 2 Na(NO3) = 2 H(NO3) + Na2S
H2O + C = C2H2 + O =>
H2O + 2 C = C2H2 + O
ZnFe2O4 + C = Zn + FeO + CO(g) =>
ZnFe2O4 + 2 C = Zn + 2 FeO + 2 CO(g)
CaCo3 + MgSO4 = Ca2(SO4)3 + MgCo2 =>
2 CaCo3 + 3 MgSO4 = Ca2(SO4)3 + 3 MgCo2
Cu2SO4 + FeP = Cu2P + SO4Fe =>
Cu2SO4 + FeP = Cu2P + SO4Fe
K2CrO4 + SrCl2 = SrCrO4 + KCl =>
K2CrO4 + SrCl2 = SrCrO4 + 2 KCl
C2H5CH2OH + KMnO4 = C2H5COOH + MnO2 + KOH + H2O =>
3 C2H5CH2OH + 4 KMnO4 = 3 C2H5COOH + 4 MnO2 + 4 KOH + H2O
C8H6S + H2 = C8H8S =>
C8H6S + H2 = C8H8S
CaAl2Si2O8 + Ca2Al2SiO7 + CaSiO3 = Ca + Al2Si3O12 =>
CaAl2Si2O8 + Ca2Al2SiO7 + 3 CaSiO3 = 6 Ca + 2 Al2Si3O12
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
[Cu(NH3)4]SO4*H2O + KCN = K3NH4[Cu2(CN)6] + NH4CNO + NH3 + K2SO4 + H2O =>
2[Cu(NH3)4]SO4*H2O + 7 KCN = K3NH4[Cu2(CN)6] + NH4CNO + 6 NH3 + 2 K2SO4 + H2O
H2SiO3 + NH4(OH) = (NH4)2(SiO3) + H2O =>
H2SiO3 + 2 NH4(OH) = (NH4)2(SiO3) + 2 H2O
TeO2 + OH{-} = TeO3{2-} + H2O =>
TeO2 + 2 OH{-} = TeO3{2-} + H2O
KJ + H2SO4 = H2O + H2S + J2 + KHSO4 =>
8 KJ + 9 H2SO4 = 4 H2O + H2S + 4 J2 + 8 KHSO4
FePO4(aq) + K2S(aq) = Fe2S3(s) + K3PO4 =>
2 FePO4(aq) + 3 K2S(aq) = Fe2S3(s) + 2 K3PO4
Fluorine + potassiumiodide = KF + iodine =>
F2 + 2 KI = 2 KF + I2
Cr(NO3)3 + NH3 = Cr(NH3) + NO3 =>
Cr(NO3)3 + NH3 = Cr(NH3) + 3 NO3
(C2O4)2 + Ca2 = CaC2O4 =>
(C2O4)2 + Ca2 = 2 CaC2O4
H{+} + CrO4{2-} + H2O2 = Cr2O12 + H2O =>
4 H{+} + 2 CrO4{2-} + 6 H2O2 = Cr2O12 + 8 H2O
NH3 + Cl2 = NCl2 + H2 =>
2 NH3 + 2 Cl2 = 2 NCl2 + 3 H2
C6H11OH = C6H10 + HOH =>
C6H11OH = C6H10 + HOH
FeCrO4 = Fe + Cr + O2 =>
FeCrO4 = Fe + Cr + 2 O2
MgF2 = F2 + Mg =>
MgF2 = F2 + Mg
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Na2CO2 + H2O = H2CO2 + NaOH =>
Na2CO2 + 2 H2O = H2CO2 + 2 NaOH
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + Ba2(SO4)2 =>
2 CuSO4 + 2 Ba(NO3)2 = 2 Cu(NO3)2 + Ba2(SO4)2
HClO4 + FeO = H2O + Fe(ClO4)2 =>
2 HClO4 + FeO = H2O + Fe(ClO4)2
H3SO4 + Ca(PO4) = CaSO4 + H3PO4 =>
H3SO4 + Ca(PO4) = CaSO4 + H3PO4
P2H4 = P4 + PH3 =>
6 P2H4 = P4 + 8 PH3
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Al(OH)3 + Cr(No3)3 = Al(No3)3 + Cr(OH)3 =>
Al(OH)3 + Cr(No3)3 = Al(No3)3 + Cr(OH)3
Na2WO4 + Na2S + HCl = WS3 + NaCl + H2O =>
Na2WO4 + 3 Na2S + 8 HCl = WS3 + 8 NaCl + 4 H2O
C3H4Cl2 + KOH = C3H4KCl2OH =>
C3H4Cl2 + KOH = C3H4KCl2OH
OH + e = O{-} + H =>
OH + e = O{-} + H
MnO2 + Fe = FeMn2O4 =>
2 MnO2 + Fe = FeMn2O4
CaCO3 + HCOOH = HCOOCa + CO2 + H2O =>
2 CaCO3 + 3 HCOOH = 2 HCOOCa + 3 CO2 + 2 H2O
(C)2(H)4 + (O)2 = C(O)2 + (H)2O =>
(C)2(H)4 + 3(O)2 = 2 C(O)2 + 2(H)2O
Cr2O3 + H2O = Cr(OH)2 + OH =>
Cr2O3 + 3 H2O = 2 Cr(OH)2 + 2 OH
C6H5CH2OH + CH3CH2MgCl = C2H6 + C6H5CH2OMgCl =>
C6H5CH2OH + CH3CH2MgCl = C2H6 + C6H5CH2OMgCl
MnSO4(aq) + K2CO3(aq) = MnCO3(s) + K2SO4(aq) =>
MnSO4(aq) + K2CO3(aq) = MnCO3(s) + K2SO4(aq)
H + MnO4{-} + NO2 = Mn{2+} + NO3{-} + H2O =>
2 H + MnO4{-} + 3 NO2 = Mn{2+} + 3 NO3{-} + H2O
Ni + H2O = NiO + H2 =>
Ni + H2O = NiO + H2
P4O9 + NaOH = Na2HPO4 + Na2HPO3 + H2O =>
P4O9 + 8 NaOH = 3 Na2HPO4 + Na2HPO3 + 2 H2O
H3O{+} + I{-} + Cr2O7{2-} = I2 + Cr{+3} + H2O =>
14 H3O{+} + 6 I{-} + Cr2O7{2-} = 3 I2 + 2 Cr{+3} + 21 H2O
(C6)H14 + O2 = CO2 + H2O =>
2(C6)H14 + 19 O2 = 12 CO2 + 14 H2O
NH3 + H2SO3 = S + HNO3 + H2O =>
NH3 + 2 H2SO3 = 2 S + HNO3 + 3 H2O
H2SO4 + CH4 = CH3SO3H + H2O =>
H2SO4 + CH4 = CH3SO3H + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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