| Équations équilibrées la veille |
3 KOH + H3PO4 = K3PO4 + 3 H2O
MrO2 + H2 = MrO + H2O =>
MrO2 + H2 = MrO + H2O
NaOCl + CaCl2 = CaOCl + NaCl2 =>
NaOCl + CaCl2 = CaOCl + NaCl2
O + Ar = OAr =>
O + Ar = OAr
CH3CH2CCl3 + H2O = CH3CH2COOH + HCl =>
CH3CH2CCl3 + 2 H2O = CH3CH2COOH + 3 HCl
C9H8O4 + H2O = C2H4O2 =>
2 C9H8O4 + 10 H2O = 9 C2H4O2
Co + Se = CoSe =>
Co + Se = CoSe
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
H2SO4(aq) + Mg(OH)2(aq) = H2O(l) + MgSO4(s) =>
H2SO4(aq) + Mg(OH)2(aq) = 2 H2O(l) + MgSO4(s)
Pb3(BiO4)2 + Sn(HCO3)4 = Pb(HCO3)2 + Sn3(BiO4)4 =>
2 Pb3(BiO4)2 + 3 Sn(HCO3)4 = 6 Pb(HCO3)2 + Sn3(BiO4)4
KMnO4 + H2SO4 + Na2C2O4 = CO2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = 10 CO2 + 2 MnSO4 + K2SO4 + 5 Na2SO4 + 8 H2O
Na2CO3 + Pb(NO3)2 = Na2(NO3)2 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = Na2(NO3)2 + PbCO3
H2SO4 + NaOH + KOH = KNaSO4 + H2O =>
H2SO4 + NaOH + KOH = KNaSO4 + 2 H2O
C2H4O2 + MgO = Mg(CH3COO)2 + H2O =>
2 C2H4O2 + MgO = Mg(CH3COO)2 + H2O
Na2[Pb(OH)4] + HNO3 = Pb(NO3)2 + NaOH + H2O =>
Na2[Pb(OH)4] + 2 HNO3 = Pb(NO3)2 + 2 NaOH + 2 H2O
Li2O + SO3 = LiO2 + SO2 =>
Li2O + 3 SO3 = 2 LiO2 + 3 SO2
Br2 + CuSO4 = Br2SO4 + Cu =>
Br2 + CuSO4 = Br2SO4 + Cu
Mg(OH)2(aq) + H2SO4(aq) = MgSO4 + H2O =>
Mg(OH)2(aq) + H2SO4(aq) = MgSO4 + 2 H2O
(H2)3 + Cl2 = HCl =>
(H2)3 + 3 Cl2 = 6 HCl
Na2O2 + SO2 = Na2SO4 =>
Na2O2 + SO2 = Na2SO4
NO3NH4 = N2O + H2O =>
NO3NH4 = N2O + 2 H2O
C5H7O2N + O2 = CO2 + H2O + N2 =>
4 C5H7O2N + 23 O2 = 20 CO2 + 14 H2O + 2 N2
C12H22O11 + NH4HCO3 + CH3OH = C10H15N + H2O =>
C12H22O11 + 12 NH4HCO3 + 96 CH3OH = 12 C10H15N + 143 H2O
NH4Cl + Ca(OH)2 = CaCl2(s) + NH3(g) + H2O(l) =>
2 NH4Cl + Ca(OH)2 = CaCl2(s) + 2 NH3(g) + 2 H2O(l)
NH4SCN + (NH4)2Cr2O7 = (NH4)[Cr(SCN)4(NH3)2] + NH3 + H2O + CO2 + SO2 =>
9 NH4SCN + (NH4)2Cr2O7 = 2(NH4)[Cr(SCN)4(NH3)2] + 6 NH3 + 3 H2O + CO2 + SO2
C8H16O2(s) + O2(g) = CO2(g) + H2O(g) =>
C8H16O2(s) + 11 O2(g) = 8 CO2(g) + 8 H2O(g)
Mn(OH)7 = Mn2O7 + H2O =>
2 Mn(OH)7 = Mn2O7 + 7 H2O
KNO2 + HNO3 = KNO3 + NO2 + H2O =>
KNO2 + 2 HNO3 = KNO3 + 2 NO2 + H2O
H2SO4(aq) + NaCl(s) = Na2SO4(aq) + HCl(aq) =>
H2SO4(aq) + 2 NaCl(s) = Na2SO4(aq) + 2 HCl(aq)
NO3NH4 = N2 + O2 + H2O =>
2 NO3NH4 = 2 N2 + O2 + 4 H2O
Fe(HSO3)(NO2) + Pb(MnO4)4 + H2SO4 = Fe2(SO4)3 + Fe(NO3)3 + MnSO4 + PbSO4 + H2O =>
66 Fe(HSO3)(NO2) + 15 Pb(MnO4)4 + 75 H2SO4 = 22 Fe2(SO4)3 + 22 Fe(NO3)3 + 60 MnSO4 + 15 PbSO4 + 108 H2O
Fe{3+} + SCN{-} = [FeSCN]{2+} =>
Fe{3+} + SCN{-} = [FeSCN]{2+}
ZnI2 + Br = ZnBr2 + I =>
ZnI2 + 2 Br = ZnBr2 + 2 I
Zn + KI = ZnI2 + K =>
Zn + 2 KI = ZnI2 + 2 K
C3H7I + Na = C6H14 + NaI =>
2 C3H7I + 2 Na = C6H14 + 2 NaI
C2H3CI + O2 = CO + H2O + CI2 =>
2 C2H3CI + 4 O2 = 5 CO + 3 H2O + CI2
KOH + HY = KY + H2O =>
KOH + HY = KY + H2O
NH2ClO4 + Al = N2 + H2O + HCl + Al2O3 =>
6 NH2ClO4 + 14 Al = 3 N2 + 3 H2O + 6 HCl + 7 Al2O3
Br2(l) + Cl2(g) = BrCl =>
Br2(l) + Cl2(g) = 2 BrCl
H2SO4MgCl = H2MgClSO4 =>
H2SO4MgCl = H2MgClSO4
C6H5OHBr2 = C6H5OBrHBr =>
C6H5OHBr2 = C6H5OBrHBr
Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s) =>
2 Li(s) + MgCO3(aq) = Li2CO3(aq) + Mg(s)
AgNO3 + NH4 = Ag + NH4NO3 =>
AgNO3 + NH4 = Ag + NH4NO3
LiOH + HCI = LiCI + HOH =>
LiOH + HCI = LiCI + HOH
Mo + C = MoC =>
Mo + C = MoC
Pb(NO3)2(aq) + KI(aq) = K(NO3)2(s) + PbI(aq) =>
Pb(NO3)2(aq) + KI(aq) = K(NO3)2(s) + PbI(aq)
Zn(OH)2 + Cl2 = ZnCl + H2O2 =>
2 Zn(OH)2 + Cl2 = 2 ZnCl + 2 H2O2
Zn + KI = ZnKI =>
Zn + KI = ZnKI
Mg(OH)2 + K = K(OH) + Mg =>
Mg(OH)2 + 2 K = 2 K(OH) + Mg
Na2SeO3 + KBrO3 + H2O = Br2 + KOH + Na2SeO4 =>
5 Na2SeO3 + 2 KBrO3 + H2O = Br2 + 2 KOH + 5 Na2SeO4
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Équations équilibrées sur11/17/24
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