| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
Mg(NO3)2 + K2SO4 = MgSO4 + K2(NO3)2 =>
Mg(NO3)2 + K2SO4 = MgSO4 + K2(NO3)2
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
H2C4H2O5(aq) + NaHCO3(s) = CO2(g) + H2O(l) + Na2C4H2O5(aq) =>
H2C4H2O5(aq) + 2 NaHCO3(s) = 2 CO2(g) + 2 H2O(l) + Na2C4H2O5(aq)
P4 + HClO(aq) + H2O(l) = H3PO4(aq) + HCl =>
P4 + 10 HClO(aq) + 6 H2O(l) = 4 H3PO4(aq) + 10 HCl
SiH3Cl + H2O = HCl + (SiH3)2O =>
2 SiH3Cl + H2O = 2 HCl + (SiH3)2O
Sodiumchloride + manganesedioxide + sulfuricacid = NaHSO4 + MnSO4 + water + chlorine =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Cl2
H2O2 + Na2S2O3 = H2O + Na2S3O6 + Na2SO4 =>
4 H2O2 + 2 Na2S2O3 = 4 H2O + Na2S3O6 + Na2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaCO3 + SiO2*H2O + Mg(NO3)2 + NH2CONH2 = Ca2MgSi2O7 + H2O + CO2 + N2 =>
6 CaCO3 + 6 SiO2*H2O + 3 Mg(NO3)2 + 5 NH2CONH2 = 3 Ca2MgSi2O7 + 16 H2O + 11 CO2 + 8 N2
Cr2(CO3)3 + Li = Li(CO3)3 + Cr2 =>
Cr2(CO3)3 + Li = Li(CO3)3 + Cr2
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
Ag2(SO4) + H2O = Ag2 + H2S + O2 =>
2 Ag2(SO4) + 2 H2O = 2 Ag2 + 2 H2S + 5 O2
N + HCl = NCl + H2 =>
2 N + 2 HCl = 2 NCl + H2
Cr2W2N3F2 = WN2 + Cr2N + CrF2 + W =>
4 Cr2W2N3F2 = 5 WN2 + 2 Cr2N + 4 CrF2 + 3 W
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(s) + AlCl3(s) + H2O(l) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 4 Al2O3(s) + 2 AlCl3(s) + 12 H2O(l)
HCl(aq) + MnO2 = MnCl2(aq) + Cl2(g) + H2O =>
4 HCl(aq) + MnO2 = MnCl2(aq) + Cl2(g) + 2 H2O
VF3 = V + F3 =>
VF3 = V + F3
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
O + NO + K = KNO2 =>
O + NO + K = KNO2
Ca4H10 + O2 = CaO2 + H2O =>
2 Ca4H10 + 13 O2 = 8 CaO2 + 10 H2O
HCO2H + OH = H3O + CO2H =>
2 HCO2H + OH = H3O + 2 CO2H
Na2CO3 + CH3COOK = CH3COO(Na2) + KCO3 =>
Na2CO3 + CH3COOK = CH3COO(Na2) + KCO3
C4H7O5(COOH) + NaHCO3 = C4H7O5COONa(ac) + H2O + CO2 =>
C4H7O5(COOH) + NaHCO3 = C4H7O5COONa(ac) + H2O + CO2
KMnO4 + HSO4 + Na3AsO3 = K2SO4 + MnSO4 + Na3AsO4 + H2O =>
4 KMnO4 + 6 HSO4 + 13 Na3AsO3 = 2 K2SO4 + 4 MnSO4 + 13 Na3AsO4 + 3 H2O
NaOH + Mg(HCO3)2 = Mg(OH)2 + NaHCO3 =>
2 NaOH + Mg(HCO3)2 = Mg(OH)2 + 2 NaHCO3
Cu2CO3(OH)2 + C7H6O3 = Cu2C14H10O6 + CO2 + H2O =>
14 Cu2CO3(OH)2 + 29 C7H6O3 = 14 Cu2C14H10O6 + 21 CO2 + 31 H2O
CaC2O4 + BaCl2 = BaC2O4 + CaCl2 =>
CaC2O4 + BaCl2 = BaC2O4 + CaCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CHCH3 + O2 = CO2 + H2O =>
CHCH3 + 3 O2 = 2 CO2 + 2 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
KCr(SO4)2*12H2O + Zn + H2SO4 = KHSO4 + ZnSO4 + CrSO4 + H2O =>
2 KCr(SO4)2*12H2O + Zn + H2SO4 = 2 KHSO4 + ZnSO4 + 2 CrSO4 + 24 H2O
Fe(NO3)2 + Cl2 = FeCl3 + Fe(NO3)3 =>
6 Fe(NO3)2 + 3 Cl2 = 2 FeCl3 + 4 Fe(NO3)3
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
CO2CO = C2O3 =>
CO2CO = C2O3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaCO3 + H3OCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 H3OCl = CaCl2 + CO2 + 3 H2O
K2Cr2O4 + Pb(NO3)2 = KNO3 + PbCr2O4 =>
K2Cr2O4 + Pb(NO3)2 = 2 KNO3 + PbCr2O4
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
KBr + Cl2 = Br2 + KCl =>
2 KBr + Cl2 = Br2 + 2 KCl
Au + H2O = AuH2O =>
Au + H2O = AuH2O
Li2S + PtCl4 = LiCl + PtS2 =>
2 Li2S + PtCl4 = 4 LiCl + PtS2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KCr(SO4)2*12H2O + Zn + H2SO4 = KHSO4 + ZnSO4 + CrSO4 + H2O =>
2 KCr(SO4)2*12H2O + Zn + H2SO4 = 2 KHSO4 + ZnSO4 + 2 CrSO4 + 24 H2O
C5H11NH + O2 = CO2 + H2O + N2 =>
2 C5H11NH + 16 O2 = 10 CO2 + 12 H2O + N2
NH2OH = N2 + NH3 + H2O =>
3 NH2OH = N2 + NH3 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KCr(SO4)2*12H2O + Zn + H2SO4 = KHSO4 + ZnSO4 + CrSO4 + H2O =>
2 KCr(SO4)2*12H2O + Zn + H2SO4 = 2 KHSO4 + ZnSO4 + 2 CrSO4 + 24 H2O
Mg + SO4 = MgSO4 =>
Mg + SO4 = MgSO4
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Équations équilibrées sur12/17/24
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