| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO3 + NaOH = H2O(l) + NaNO3(aq)
(NH4)2S + Cr2(SO4)3 = Cr2S3 + (NH4)2SO4 =>
3(NH4)2S + Cr2(SO4)3 = Cr2S3 + 3(NH4)2SO4
KI + Na2(SO4) = K2(SO4) + NaI =>
2 KI + Na2(SO4) = K2(SO4) + 2 NaI
O2(g) + C2H4 = CO2(g) + H2O(g) =>
3 O2(g) + C2H4 = 2 CO2(g) + 2 H2O(g)
C22H42O2 + H2O2 = CO2 + H2O =>
C22H42O2 + 63 H2O2 = 22 CO2 + 84 H2O
Co2Cl2 + NaOH + NaClO3 = NaCl + Co2O3 + H2O =>
3 Co2Cl2 + 6 NaOH + 2 NaClO3 = 8 NaCl + 3 Co2O3 + 3 H2O
Fe2O3 + S8 + O2 = FeSO4 =>
4 Fe2O3 + S8 + 10 O2 = 8 FeSO4
C3H7CHO + KMnO4 + H2SO4 = C3H7COOH + K2SO4 + MnSO4 + H2O =>
5 C3H7CHO + 2 KMnO4 + 3 H2SO4 = 5 C3H7COOH + K2SO4 + 2 MnSO4 + 3 H2O
CH3CH2CH3 = C2H5CH3 =>
CH3CH2CH3 = C2H5CH3
V2O5 + KI + HCl = V2O4 + KCl + I2 + H2O =>
V2O5 + 2 KI + 2 HCl = V2O4 + 2 KCl + I2 + H2O
CuSO4 + H2O = H2SO4 + Cu + O2 =>
2 CuSO4 + 2 H2O = 2 H2SO4 + 2 Cu + O2
NaOH + HC3H2O2 = NaC3H2O2 + H2O =>
NaOH + HC3H2O2 = NaC3H2O2 + H2O
Ca + CH3COOH = CaCH3COO + H2 =>
2 Ca + 2 CH3COOH = 2 CaCH3COO + H2
Na3Sb(OH)6 + H2S = Na2S + H2O + Sb2S3 =>
2 Na3Sb(OH)6 + 6 H2S = 3 Na2S + 12 H2O + Sb2S3
Ni(NO3)2 + NaCl = NaNO3 + NiCl2 =>
Ni(NO3)2 + 2 NaCl = 2 NaNO3 + NiCl2
(NH4)3AsO4 + NaOH = NH4OH + Na3AsO4 =>
(NH4)3AsO4 + 3 NaOH = 3 NH4OH + Na3AsO4
VCl3 + H2 = V + HCl =>
2 VCl3 + 3 H2 = 2 V + 6 HCl
Cu(II)S + KI = I + Cu(I)I2 + K2S =>
Cu(II)S + 2 KI = I + Cu(I)I2 + K2S
Cu5FeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO + H2O =>
3 Cu5FeS2 + 64 HNO3 = 15 Cu(NO3)2 + 3 Fe(NO3)3 + 6 H2SO4 + 25 NO + 26 H2O
Al + Zn[NO3] = Al[NO3]3 + Zn =>
Al + 3 Zn[NO3] = Al[NO3]3 + 3 Zn
W2O3 + H = W + H2O =>
W2O3 + 6 H = 2 W + 3 H2O
Hg2O + HCl = HgCl + HgOH =>
Hg2O + HCl = HgCl + HgOH
Al3 + ZnO = Al2O3 + Zn =>
2 Al3 + 9 ZnO = 3 Al2O3 + 9 Zn
Ca(HS)2 + HCl = H2S + CaCl2 =>
Ca(HS)2 + 2 HCl = 2 H2S + CaCl2
PbCrO4 + KI + HCl = PbCl2 + CrI3 + KCl + I2 + H2O =>
2 PbCrO4 + 12 KI + 16 HCl = 2 PbCl2 + 2 CrI3 + 12 KCl + 3 I2 + 8 H2O
H2SO4 + KI = K2SO3 + H2O + I2 =>
H2SO4 + 2 KI = K2SO3 + H2O + I2
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
HNO3 + Zn = NH4 + Zn(NO3)2 + H2O =>
20 HNO3 + 9 Zn = 2 NH4 + 9 Zn(NO3)2 + 6 H2O
Cr + O2 + H2O = Cr{3+} + OH{-} =>
4 Cr + 3 O2 + 6 H2O = 4 Cr{3+} + 12 OH{-}
Na2(SO4) + H2 = Na2S + H2O =>
Na2(SO4) + 4 H2 = Na2S + 4 H2O
SO4 + Br2 = S2O3 + BrO3 =>
12 SO4 + 5 Br2 = 6 S2O3 + 10 BrO3
H2SO4 + Ag = H2O + AgSO4 + SO2 =>
2 H2SO4 + Ag = 2 H2O + AgSO4 + SO2
FeO + P2O5 = Fe3(PO4)2 =>
3 FeO + P2O5 = Fe3(PO4)2
K2ZrF6 + Al = ZrAl3 + KF + KAlF4 =>
3 K2ZrF6 + 13 Al = 3 ZrAl3 + 2 KF + 4 KAlF4
NH4Co2NH2 = NH3 + Co2 =>
NH4Co2NH2 = 2 NH3 + Co2
SrCl2 + K = Sr + KCl =>
SrCl2 + 2 K = Sr + 2 KCl
Cl2O(g) + H2O(g) = HClO(g) =>
Cl2O(g) + H2O(g) = 2 HClO(g)
MgSO4*7H2O(aq) + Na2CO3(s) = MgCO3(s) + Na2SO4(aq) + H2O(l) =>
MgSO4*7H2O(aq) + Na2CO3(s) = MgCO3(s) + Na2SO4(aq) + 7 H2O(l)
C2H2 + KMnO4 + H2SO4 = C2H2O4 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5 C2H2O4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Au + HNO3 + HCl + FeS2 = HAuCl4 + FeNO2 + H2S + H2O =>
5 Au + 3 HNO3 + 20 HCl + 3 FeS2 = 5 HAuCl4 + 3 FeNO2 + 6 H2S + 3 H2O
Na3AlO3 + HClO4 = NaClO4 + Al(ClO4)3 + H2O =>
Na3AlO3 + 6 HClO4 = 3 NaClO4 + Al(ClO4)3 + 3 H2O
Co2 + Br = CoBr3 =>
Co2 + 6 Br = 2 CoBr3
Cr2S3 + KBr = CrBr3 + K2S =>
Cr2S3 + 6 KBr = 2 CrBr3 + 3 K2S
(C17H33COO)3C3H5 + H2O = C3H5(OH)3 + C18H34O2 =>
(C17H33COO)3C3H5 + 3 H2O = C3H5(OH)3 + 3 C18H34O2
Au + KCN + H2SO4 + O2 = KAu(CN)4 + K2SO4 + H2O =>
4 Au + 16 KCN + 6 H2SO4 + 3 O2 = 4 KAu(CN)4 + 6 K2SO4 + 6 H2O
O2 + MgCl2 = OCl2 + Mg =>
O2 + 2 MgCl2 = 2 OCl2 + 2 Mg
Cu(NH3)4SO4 + H2SO4 = CuSO4 + (NH4)2SO4 =>
Cu(NH3)4SO4 + 2 H2SO4 = CuSO4 + 2(NH4)2SO4
K3Fe(C2O4)3*3H2O + KMnO4 + H2SO4 = CO2 + Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 K3Fe(C2O4)3*3H2O + 12 KMnO4 + 48 H2SO4 = 60 CO2 + 5 Fe2(SO4)3 + 12 MnSO4 + 21 K2SO4 + 78 H2O
KNO3 + H2SO4 + C3H8O3 = C3H5N3O9 + H2O + K2SO4 =>
6 KNO3 + 3 H2SO4 + 2 C3H8O3 = 2 C3H5N3O9 + 6 H2O + 3 K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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