| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Sn + 8 HNO3 = 3 Sn(NO3)2 + 2 NO + 4 H2O
MgClO = MgCl + O =>
MgClO = MgCl + O
CO2 + H2O(g) = H2CO3(aq) =>
CO2 + H2O(g) = H2CO3(aq)
Fe(NO3) + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
4 Fe(NO3) + 2 NH3 + 9 H2O = 4 Fe(OH)3 + 3 NH4NO3
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
H3AsO3 = AsH3 + H3AsO4 =>
4 H3AsO3 = AsH3 + 3 H3AsO4
Ca(OH)2 + (NH4)2CO3 = Ca2(CO3)2 + NH3 + H2O =>
2 Ca(OH)2 + 2(NH4)2CO3 = Ca2(CO3)2 + 4 NH3 + 4 H2O
Cu + HCl = Cu2Cl + H =>
2 Cu + HCl = Cu2Cl + H
K3PO4(aq)Na2CO3(aq) = K3CO3Na2PO4 =>
K3PO4(aq)Na2CO3(aq) = K3CO3Na2PO4
Nb2O5 + KF + HF = K2[NbF7] + H2O =>
Nb2O5 + 4 KF + 10 HF = 2 K2[NbF7] + 5 H2O
Ag + Br = AgBr =>
Ag + Br = AgBr
CrO4{-2} + I{-} + H{+} = Cr{+3} + I2 + H2O =>
2 CrO4{-2} + 6 I{-} + 16 H{+} = 2 Cr{+3} + 3 I2 + 8 H2O
P + I = PI3 =>
P + 3 I = PI3
C2H5OCH2CH2OH + O2 = CO2 + H2O =>
2 C2H5OCH2CH2OH + 11 O2 = 8 CO2 + 10 H2O
KPO3 + H2O = KH2PO4 =>
KPO3 + H2O = KH2PO4
HI + LiNO3 = HNO3 + LiI =>
HI + LiNO3 = HNO3 + LiI
Zn(OH)2 + CH3COOH = Zn4O(COOCH3)6 + H2O =>
4 Zn(OH)2 + 6 CH3COOH = Zn4O(COOCH3)6 + 7 H2O
CH2O + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
2 CH2O + NaHCO3 = NaC2H3O2 + H2O + CO2
SnS + HCl = SnCl2 + H2S =>
SnS + 2 HCl = SnCl2 + H2S
Na + C = Na4C3 =>
4 Na + 3 C = Na4C3
CO2 + H2O = C2H5O + O2 =>
8 CO2 + 10 H2O = 4 C2H5O + 11 O2
Fe(s) + S(s) = Fe5S(s) =>
5 Fe(s) + S(s) = Fe5S(s)
NaF(g) = F2 + Na =>
2 NaF(g) = F2 + 2 Na
C6H13OH + K2Cr2O7 + H2SO4 = C5H11COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H13OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C5H11COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
C6H12O6 + HNO3 = N2 + CO2 + H2O =>
5 C6H12O6 + 24 HNO3 = 12 N2 + 30 CO2 + 42 H2O
Na + HOH = H2 + NaO =>
Na + HOH = H2 + NaO
PbCl2 + NaI = NaCl + PbI2 =>
PbCl2 + 2 NaI = 2 NaCl + PbI2
CrCl3 + HClO4 + H2O = H2Cr2O7 + HCl =>
8 CrCl3 + 3 HClO4 + 16 H2O = 4 H2Cr2O7 + 27 HCl
CaS(aq) + HBr(aq) = CaBr2(aq) + H2S(s) =>
CaS(aq) + 2 HBr(aq) = CaBr2(aq) + H2S(s)
Na2CO3 + H3P = Na3P + H2CO3 =>
3 Na2CO3 + 2 H3P = 2 Na3P + 3 H2CO3
BCl3 + NF3 = NCl3 + BF3 =>
BCl3 + NF3 = NCl3 + BF3
O2 + C5H11NO2 = CO2 + H2O + NO3 =>
33 O2 + 4 C5H11NO2 = 20 CO2 + 22 H2O + 4 NO3
HCl(aq) + NaCH3COO(s) = CH3COOH(s) + NaCl(aq) =>
HCl(aq) + NaCH3COO(s) = CH3COOH(s) + NaCl(aq)
Cl2(g) + F2(g) = ClF5(g) =>
Cl2(g) + 5 F2(g) = 2 ClF5(g)
KCO2 + NaOH = NaCO2 + KOH =>
KCO2 + NaOH = NaCO2 + KOH
Fe2 + H2OBr = FeH2OBr =>
Fe2 + 2 H2OBr = 2 FeH2OBr
Mg + S = Mg(S4) =>
Mg + 4 S = Mg(S4)
Pb(SCN)2 + H2O = Pb(OH)2 + HSCN =>
Pb(SCN)2 + 2 H2O = Pb(OH)2 + 2 HSCN
H3PO4 + Ca(OH)2 = Ca5(PO4)3OH + H2O =>
3 H3PO4 + 5 Ca(OH)2 = Ca5(PO4)3OH + 9 H2O
K + C = K4C =>
4 K + C = K4C
HFCa = CaFH =>
HFCa = CaFH
Ca{+} + SO4{-} = CaSO4 =>
Ca{+} + SO4{-} = CaSO4
CuCl2 + K4Fe(CN)6 = CuCl + KCl + K3Fe(CN)6 =>
CuCl2 + K4Fe(CN)6 = CuCl + KCl + K3Fe(CN)6
CaCO2 + SiO3 = CaSiO3 + CO2 =>
CaCO2 + SiO3 = CaSiO3 + CO2
H5IO6 + MnSO4 = HMnO4 + HIO3 + H2SO4 + H2O =>
5 H5IO6 + 2 MnSO4 = 2 HMnO4 + 5 HIO3 + 2 H2SO4 + 7 H2O
PBr3 + KOH = KH2PO3 + KBr + H2O =>
PBr3 + 4 KOH = KH2PO3 + 3 KBr + H2O
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
FeCr(NO3)3 = Fe(NO3)3Cr =>
FeCr(NO3)3 = Fe(NO3)3Cr
H2S + CaCO3 + H2O = CaSO4 + CH4 =>
H2S + CaCO3 + H2O = CaSO4 + CH4
Pb + ZnSO4 = Pb(SO4) + Zn =>
Pb + ZnSO4 = Pb(SO4) + Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/04/24
Équations équilibrées sur06/03/23
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