| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe(OH)3 = Fe2O3 + 3 H2O
CN2 = C + N2 =>
CN2 = C + N2
BaHPO4 + NaOH = Na3PO4 + Ba(OH)2 + H2O =>
BaHPO4 + 3 NaOH = Na3PO4 + Ba(OH)2 + H2O
P2O3 + CuO = CuP2O4 =>
P2O3 + CuO = CuP2O4
P2O3 + H2O = P2H4O5 =>
P2O3 + 2 H2O = P2H4O5
ethylene + water = C2H6O =>
C2H4 + H2O = C2H6O
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
Pt(OH)2 = Pt + O2 + H2O =>
2 Pt(OH)2 = 2 Pt + O2 + 2 H2O
NaClO + H2SO4 = HClO + Na2SO4 =>
2 NaClO + H2SO4 = 2 HClO + Na2SO4
H2O22 = H2O + O2 =>
2 H2O22 = 2 H2O + 21 O2
AgNo3 + NaBr = AgBr + NaNo3 =>
AgNo3 + NaBr = AgBr + NaNo3
Na2O + CH4 = NaH + CO2 =>
2 Na2O + CH4 = 4 NaH + CO2
S + KNO3 = K2SO4 + NO =>
S + 2 KNO3 = K2SO4 + 2 NO
Fe + HBr = H2FeBr2 =>
Fe + 2 HBr = H2FeBr2
KBr + H2O = KO + H2Br =>
KBr + H2O = KO + H2Br
(NH2)2CO + H2O = NH3 + CO2 =>
(NH2)2CO + H2O = 2 NH3 + CO2
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NaY + AgNO3 = NaNO3 + AgY =>
NaY + AgNO3 = NaNO3 + AgY
MgI2(aq) + Br(g) = MgBr2(aq) + I2(s) =>
MgI2(aq) + 2 Br(g) = MgBr2(aq) + I2(s)
Hg4 + Te = Hg4Te =>
Hg4 + Te = Hg4Te
C2H6O(l) + O2(g) = CO(g) + H2O(l) =>
C2H6O(l) + 2 O2(g) = 2 CO(g) + 3 H2O(l)
C2H4O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C2H4O2 =>
3 C2H4O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O + 3 C2H4O2
C4H8 + KMnO4 + H2SO4 = CH3COOH + K2MnO4 + MnSO4 + H2O =>
3 C4H8 + 8 KMnO4 + 4 H2SO4 = 6 CH3COOH + 4 K2MnO4 + 4 MnSO4 + 4 H2O
H2 + FeSO4 = FeH + SO4 =>
H2 + 2 FeSO4 = 2 FeH + 2 SO4
PBC2H5 + O2 = PBO + CO2 + H2O =>
4 PBC2H5 + 15 O2 = 4 PBO + 8 CO2 + 10 H2O
(NH3)4CuSO4(s) = CuSO4(s) + NH3(g) =>
(NH3)4CuSO4(s) = CuSO4(s) + 4 NH3(g)
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
CH3COONa + HBr = NaBr + CH3COOH =>
CH3COONa + HBr = NaBr + CH3COOH
W3O4 + H2 = W + H2O =>
W3O4 + 4 H2 = 3 W + 4 H2O
HCOH + Na2CO3 = HCONa + CO2 + H2O =>
2 HCOH + Na2CO3 = 2 HCONa + CO2 + H2O
Zr(OH)4 = ZrO2 + H2O =>
Zr(OH)4 = ZrO2 + 2 H2O
K2Cr2O7 + HCl + Zn + NaCH3COO = Cr(CH3COO)4 + KCl + NaCl + ZnCl2 + H2O =>
K2Cr2O7 + 14 HCl + 2 Zn + 8 NaCH3COO = 2 Cr(CH3COO)4 + 2 KCl + 8 NaCl + 2 ZnCl2 + 7 H2O
NaCl + KMnO4 = Cl2 + MnO2 + Na2O + K2O =>
6 NaCl + 2 KMnO4 = 3 Cl2 + 2 MnO2 + 3 Na2O + K2O
BeCl2*2H2O + NaOH = Be(OH)2 + NaCl + H2O =>
BeCl2*2H2O + 2 NaOH = Be(OH)2 + 2 NaCl + 2 H2O
Na4C + Zn(NO3)2 = Na2(NO3)2 + Zn2C =>
Na4C + 2 Zn(NO3)2 = 2 Na2(NO3)2 + Zn2C
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CN2 = C + N2 =>
CN2 = C + N2
Mg61 = Mg102 =>
102 Mg61 = 61 Mg102
K2Cr2O7 + HCl(aq) = KCl(aq) + CrCl3(aq) + H2O(l) + Cl2(g) =>
K2Cr2O7 + 14 HCl(aq) = 2 KCl(aq) + 2 CrCl3(aq) + 7 H2O(l) + 3 Cl2(g)
NaI + Fl2 = I2 + NaFl =>
2 NaI + Fl2 = I2 + 2 NaFl
HNO2 = N2O3 + HOH =>
2 HNO2 = N2O3 + HOH
ZnN + SP = ZnP + NS =>
ZnN + SP = ZnP + NS
Pb(NO3)2(g) + S(Cl)2(aq) = S(NO3)2(g) + Pb(Cl)2(aq) =>
Pb(NO3)2(g) + S(Cl)2(aq) = S(NO3)2(g) + Pb(Cl)2(aq)
[Ag(NH3)2] + HNO3 = NH4 + Ag + NO2 =>
3[Ag(NH3)2] + 2 HNO3 = 5 NH4 + 3 Ag + 3 NO2
Ca + Mg{+2} = Ca{+} + Mg =>
2 Ca + Mg{+2} = 2 Ca{+} + Mg
Hg(NO3)2 + KCl = HgCl + K(NO3)2 =>
Hg(NO3)2 + KCl = HgCl + K(NO3)2
Na2HAsO4 + H3AsO4 = Na(H2AsO4) =>
Na2HAsO4 + H3AsO4 = 2 Na(H2AsO4)
CO2 = C + O2 =>
CO2 = C + O2
CO + Fe3O4 = CO2 + Fe2 =>
8 CO + 2 Fe3O4 = 8 CO2 + 3 Fe2
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Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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